JP2000348840A - Waterproofing device and waterproof socket for electric- wire insertion part, and luminaire using same - Google Patents
Waterproofing device and waterproof socket for electric- wire insertion part, and luminaire using sameInfo
- Publication number
- JP2000348840A JP2000348840A JP11152708A JP15270899A JP2000348840A JP 2000348840 A JP2000348840 A JP 2000348840A JP 11152708 A JP11152708 A JP 11152708A JP 15270899 A JP15270899 A JP 15270899A JP 2000348840 A JP2000348840 A JP 2000348840A
- Authority
- JP
- Japan
- Prior art keywords
- packing
- waterproof
- electric wire
- peripheral surface
- wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Connecting Device With Holders (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、例えば防水ソケッ
トにおいてそのソケット本体に電線が差込まれる部分の
防水を図る電線差込み部の防水装置に関するとともに、
この防水装置を備える防水ソケット並びにこのソケット
を備える防水型照明器具に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproofing device for a wire insertion portion for waterproofing a portion of a waterproof socket into which a wire is inserted, for example, in a waterproof socket.
The present invention relates to a waterproof socket including the waterproof device and a waterproof lighting device including the socket.
【０００２】[0002]
【従来の技術】防水型照明器具の防水ソケットでは、そ
のソケット本体に差込まれる電線差込部での防水をする
必要があり、そのための構造が特開平８−３１５９３９
号公報で知られている。2. Description of the Related Art In a waterproof socket of a waterproof luminaire, it is necessary to waterproof at a wire insertion portion inserted into the socket body.
No. 1993, which is hereby incorporated by reference.
【０００３】この公報には、外周面に一つの環状の凸条
を有したゴム製防水パッキンのスリーブを、ソケット本
体の貫通孔（パッキン装着孔）に圧入することにより、
前記凸条を貫通孔の内周面に密接させてこの貫通孔とス
リーブとの間の防水を図るとともに、前記スリーブを貫
通するスリーブ貫通孔（電線通し穴）の径を縮めて、こ
のスリーブ貫通孔に通された電線との間の防水を図る構
造が記載されている。前記スリーブ貫通孔はその内面に
凹凸がない真っ直ぐな孔で形成されていて、その縮径に
伴ってスリーブ貫通孔の内周面全体をこの貫通孔に貫通
された電線の絶縁被覆に密接させるようになっている。In this publication, a rubber waterproof packing sleeve having one annular ridge on the outer peripheral surface is press-fitted into a through hole (packing mounting hole) of a socket body.
The projecting ridge is brought into close contact with the inner peripheral surface of the through-hole to ensure waterproofness between the through-hole and the sleeve, and the diameter of the sleeve through-hole (wire passing hole) penetrating the sleeve is reduced, so that the sleeve penetrates. A structure for waterproofing between an electric wire passed through the hole is described. The sleeve through-hole is formed as a straight hole having no irregularities on its inner surface, and the entire inner peripheral surface of the sleeve through-hole is brought into close contact with the insulating coating of the electric wire penetrated through the through-hole as the diameter thereof is reduced. It has become.
【０００４】しかし、前記のようにスリーブ貫通孔の内
周面と電線の絶縁被覆とを面接触させて、これらスリー
ブ貫通孔と電線との間の防水を図る電線差込み部の防水
装置によれば、電線がその軸線と交差する方向に引張ら
れた状態になると、引張り側と反対側においてスリーブ
貫通孔の内周面と電線の絶縁被覆との間に楔状の隙間が
形成され、そこから毛細管現象により浸水する恐れがあ
る。しかも、スリーブ貫通孔に電線を通す際に、スリー
ブ貫通孔の内周面に電線の絶縁被覆が競り易く抵抗が大
きいので、通線作業をしずらい。However, as described above, according to the waterproofing device of the wire insertion portion for bringing the inner peripheral surface of the sleeve through hole into contact with the insulating coating of the wire to provide waterproof between the sleeve through hole and the wire. When the electric wire is pulled in a direction crossing the axis thereof, a wedge-shaped gap is formed between the inner peripheral surface of the sleeve through-hole and the insulating coating of the electric wire on the side opposite to the pulling side, thereby causing a capillary phenomenon. May be flooded. Moreover, when the electric wire is passed through the sleeve through-hole, the insulation coating of the electric wire is easily competed with the inner peripheral surface of the sleeve through-hole and the resistance is large, so that it is difficult to perform the wiring operation.
【０００５】[0005]
【発明が解決しようとする課題】本発明が解決しようと
する課題は、防水性能を向上できるとともに、電線を通
し易い電線差込み部の防水装置及び防水ソケット並びに
これを用いた照明器具を得ることにある。SUMMARY OF THE INVENTION An object of the present invention is to provide a waterproof device and a waterproof socket for an electric wire insertion portion, which can improve the waterproof performance and allow easy passage of electric wires, and a lighting fixture using the same. is there.
【０００６】[0006]
【課題を解決するための手段】前記課題を解決するため
に、請求項１に係る発明の電線差込み部の防水装置は、
パッキン装着孔を有する被装着体と、電線が通される電
線通し穴、外周面から一体に突設して前記パッキン装着
孔の内周面に密接する複数の環状の外向き凸条、及び前
記電線通し穴の内周面から一体に突設して前記電線の外
周面に密接する複数の環状の内向き凸条を有してなり、
前記パッキン装着孔に嵌合されるゴム状弾性体製の防水
パッキンと、を具備したことを特徴とする。In order to solve the above-mentioned problems, a waterproof device for an electric wire insertion portion according to the invention according to claim 1 is provided.
A body to be mounted having a packing mounting hole, a wire passing hole through which an electric wire is passed, a plurality of annular outward ridges protruding integrally from an outer peripheral surface and closely contacting an inner peripheral surface of the packing mounting hole, and It has a plurality of annular inward ridges protruding integrally from the inner peripheral surface of the wire passage hole and closely contacting the outer peripheral surface of the electric wire,
A waterproof packing made of a rubber-like elastic body fitted into the packing mounting hole.
【０００７】この発明及び以下の各発明において、防水
パッキンをなすゴム状弾性体にはゴム又はエラストマ等
の材料を使用でき、又、外向き凸条及び内向き凸条の数
は二以上であれば任意の数に設定できるとともに、各凸
条の配設間隔は揃っていても、揃っていなくてもよい。
又、防水パッキンの電線通し穴の数は一つ以上であれば
よいとともに、この電線通し穴は、予め貫通して設けら
れていても、又、閉じ部があってそこを突き破って電線
が通るものであってもよく、又、電線には絶縁電線を用
いるとよい。又、この発明の電線差込み部の防水装置
は、防水ソケット以外にも防水を必要とする電気部品に
おいて電線が挿入される部分の全てに適用できる。In this invention and each of the following inventions, a rubber-like elastic body constituting a waterproof packing can be made of a material such as rubber or elastomer, and the number of outwardly projecting ridges and inwardly projecting ridges is not less than two. The number can be set to any number, and the intervals between the ridges may or may not be uniform.
In addition, the number of the electric wire passing holes of the waterproof packing may be one or more, and the electric wire passing hole may be provided in advance, or may have a closed portion and break through there to allow the electric wire to pass therethrough. And an insulated wire may be used as the wire. In addition, the waterproof device for an electric wire insertion portion according to the present invention can be applied to all portions of an electric component requiring waterproof, in addition to the waterproof socket, into which the electric wire is inserted.
【０００８】請求項１の発明においては、防水パッキン
の外周面の環状をなす複数の外向き凸条がパッキン装着
孔の内周面に密接し、同様に、防水パッキンの電線通し
穴の内周面の環状をなす複数の内向き凸条が電線通し穴
に通された電線の外周面に密接しているから、防水パッ
キンとパッキン装着孔との間、及び防水パッキンと電線
との間の防水性を夫々確保できる。そして、複数の外向
き凸条及び複数の内向き凸条により、これらのパッキン
装着孔の内周面への密接箇所及び電線外周面への密接箇
所を夫々分断して、毛細管現象による水の浸入を妨げて
いるため、防水パッキンが電線に引張られて、この引張
り側と反対側に楔状の隙間ができたとしても、この隙間
よりも奥側の外向き凸条及び内向き凸条によって水の浸
入を防止できる。又、パッキン装着孔に防水パッキンを
嵌め込む際には、このバッキンの外周面をパッキン装着
孔の内周面に面接触させることなく、複数の外向き凸条
を接触させて少ない抵抗で嵌め込み作業をすることがで
き、同様に、防水パッキンの電線通し穴に電線を通す際
にも、電線外周面を電線通し穴の内周面に面接触させる
ことなく、複数の内向き凸条を接触させて少ない抵抗で
通線作業をすることができる。According to the first aspect of the present invention, a plurality of outwardly projecting ridges forming an annular shape on the outer peripheral surface of the waterproof packing come into close contact with the inner peripheral surface of the packing mounting hole. Since a plurality of inwardly projecting ridges forming an annular surface are in close contact with the outer peripheral surface of the electric wire passed through the electric wire through hole, waterproof between the waterproof packing and the packing mounting hole, and between the waterproof packing and the electric wire. Sex can be secured respectively. Then, a plurality of outwardly protruding ridges and a plurality of inwardly protruding ridges divide each of the packing mounting holes in close contact with the inner peripheral surface and in close contact with the outer peripheral surface of the electric wire, and water infiltration due to capillary action occurs. Therefore, even if the waterproof packing is pulled by the electric wire and a wedge-shaped gap is formed on the side opposite to the pulling side, the water is formed by the outwardly projecting ridges and the inwardly projecting ridges behind the gap. Intrusion can be prevented. Also, when fitting the waterproof packing into the packing mounting hole, the outer peripheral surface of this backing does not come into surface contact with the inner peripheral surface of the packing mounting hole, but it contacts with a plurality of outwardly protruding ridges to fit with less resistance. Similarly, when the electric wire is passed through the wire passage hole of the waterproof packing, a plurality of inwardly projecting strips are brought into contact without making the outer peripheral surface of the wire come into surface contact with the inner peripheral surface of the wire passage hole. The wiring work can be done with less resistance.
【０００９】請求項２に係る発明の電線差込み部の防水
装置は、前記外向き凸条と前記内向き凸条とを前記防水
パッキンの軸方向で同じ位置に設けたことを特徴とす
る。A waterproof device for an electric wire insertion portion according to a second aspect of the present invention is characterized in that the outwardly projecting ridge and the inwardly projecting ridge are provided at the same position in the axial direction of the waterproof packing.
【００１０】防水パッキンをパッキン装着孔に嵌め込む
に伴い、外向き凸条は最短距離にある内向き凸条を電線
通し穴の中心部側に変位させるので、この後に電線通し
穴に電線を通すと、この電線と内向き凸条との密接が強
められるとともに、外向き凸条とパッキン装着孔の内周
面との密接も強められる。As the waterproof packing is fitted into the packing mounting hole, the outwardly projecting ridge displaces the shortest inwardly projecting ridge toward the center of the wire passing hole. Thereafter, the wire is passed through the wire passing hole. This strengthens the close contact between the electric wire and the inwardly protruding ridge, and also strengthens the close contact between the outwardly protruding ridge and the inner peripheral surface of the packing mounting hole.
【００１１】請求項３に係る発明の電線差込み部の防水
装置は、前記内向き凸条の根元部の幅を前記外向き凸条
の根元部の幅より小さくしたことを特徴とする。According to a third aspect of the invention, there is provided a waterproof device for an electric wire insertion portion, wherein a width of a root of the inward ridge is smaller than a width of a root of the outward ridge.
【００１２】外向き凸条の根元部の幅より内向き凸条の
根元部の幅が小さいから、電線通し穴に通される電線の
径のばらつきに応じて内向き凸条を変形させ易く、通線
作業が容易になる。しかも、相対的に根元部の幅が大き
な外向き凸条は変形が少なく、パッキン装着孔への防水
パッキンの保持力を向上できるので、電線を引き抜く力
に対して防水パッキンをパッキン装着孔に安定して保持
できる。Since the width of the root of the inward ridge is smaller than the width of the root of the outward ridge, the inward ridge can be easily deformed in accordance with the variation in the diameter of the wire passed through the wire passage hole. Line work becomes easy. In addition, the outwardly projecting ridge with a relatively large base has less deformation and can improve the holding force of the waterproof packing in the packing mounting hole, so the waterproof packing is stable in the packing mounting hole against the force of pulling out the electric wire. Can be held.
【００１３】請求項４に係る発明の電線差込み部の防水
装置は、前記パッキン装着孔への前記防水パッキンの嵌
入方向先端側端部の外周面に、前記外向き凸条のうちの
一つを配設したことを特徴とする。According to a fourth aspect of the present invention, there is provided a waterproof device for an electric wire insertion portion, wherein one of the outwardly projecting strips is provided on an outer peripheral surface of a tip end side in a fitting direction of the waterproof packing into the packing mounting hole. It is characterized by being arranged.
【００１４】前記一つの外向き凸条は、パッキン装着孔
の奥側の内周面に密着して、防水パッキンの奥側部分が
傾くことを抑制するから、電線通し穴に通される電線を
真っ直ぐに貫通させることができる。The one outwardly protruding ridge is in close contact with the inner peripheral surface on the back side of the packing mounting hole, and suppresses the inclination of the back side of the waterproof packing. It can penetrate straight.
【００１５】請求項５に係る発明の電線差込み部の防水
装置は、前記防水パッキンがその電線通し穴を塞ぐ閉じ
部を一体に有し、この閉じ部の中央部を凹ませて薄肉と
したことを特徴とする。閉じ部は電線通し穴の端又は中
間部に設けることができる。According to a fifth aspect of the present invention, in the waterproof device for an electric wire insertion portion, the waterproof packing integrally has a closing portion for closing the electric wire passing hole, and the central portion of the closing portion is made thin by making it concave. It is characterized by. The closing part can be provided at an end or an intermediate part of the wire passage hole.
【００１６】閉じ部の中央部に凹みがあるので、電線を
電線通し穴に貫通させる際に、この電線で突き破られて
薄肉部分にできた孔は、閉じ部の肉厚差によって凹みの
大きさ一杯まで広げられる。そのため、閉じ部が厚肉の
場合のように突き破られなかったり、閉じ部全体が薄肉
の場合のように閉じ部が電線とともに伸びて突き破られ
なかったりすることがなくなり、容易に通線作業をする
ことができる。Since there is a dent at the center of the closing part, when the electric wire is passed through the electric wire passing hole, the hole formed in the thin part by being pierced by the electric wire has the size of the dent due to the difference in thickness of the closing part. It can be spread to the full. Therefore, the closed portion does not break through as in the case of a thick wall, and the closed portion does not extend and break through together with the electric wire as in the case where the entire closed portion is thin, so that the wiring work can be easily performed. Can be.
【００１７】請求項６に係る発明の防水ソケットは、ラ
ンプのランプピンが着脱可能に接続されるランプピン接
触片及び電線接続部を有する一対の端子金具と、これら
端子金具を内蔵するとともに、前記電線接続部と対向す
るパッキン装着孔を有したソケット本体と、電線が通さ
れる電線通し穴、外周面から一体に突設して前記パッキ
ン装着孔の内周面に密接する複数の環状の外向き凸条、
及び前記電線通し穴の内周面から一体に突設して前記電
線の外周面に密接する複数の環状の内向き凸条を有して
なり、前記パッキン装着孔に嵌合されるゴム状弾性体製
の防水パッキンと、を具備したことを特徴とする。この
防水ソケットは、挟み込み型でも突き合わせ型であって
もよい。According to a sixth aspect of the present invention, there is provided a waterproof socket, comprising: a pair of terminal fittings having a lamp pin contact piece to which a lamp pin of a lamp is detachably connected and a wire connection portion; A socket body having a packing mounting hole facing the portion, a plurality of ring-shaped outwardly projecting protrusions integrally projecting from an outer peripheral surface of the outer peripheral surface and closely contacting an inner peripheral surface of the packing mounting hole. Article,
And a plurality of annular inwardly projecting ridges protruding integrally from the inner peripheral surface of the electric wire through hole and closely contacting the outer peripheral surface of the electric wire, and having a rubber-like elasticity fitted into the packing mounting hole. And a waterproof packing made of a body. This waterproof socket may be of a sandwich type or a butt type.
【００１８】ソケット本体とそのパッキン装着孔に嵌合
された防水パッキンは、ソケット本体に電線が通される
部分において、防水パッキンの外周面及び電線通し穴の
内周面に夫々設けた複数の環状外向き凸条及び内向き凸
条により、防水パッキンとパッキン装着孔との間、及び
防水パッキンと電線との間の防水をなす電線差込み部の
防水装置を形成するから、防水性能が高く、電線を通し
易い防水ソケットを提供できる。The waterproof packing fitted into the socket body and the packing mounting hole has a plurality of annular portions provided respectively on the outer peripheral surface of the waterproof packing and the inner peripheral surface of the wire passing hole at a portion where the electric wire passes through the socket body. The outwardly projecting ridges and the inwardly projecting ridges form a waterproof device for a wire insertion portion for waterproofing between the waterproof packing and the packing mounting hole, and between the waterproof packing and the wires, so that the waterproof performance is high, A waterproof socket that is easy to pass through can be provided.
【００１９】請求項７に係る発明の照明器具は、請求項
６に係る防水ソケットを備えるから、防水性能が高く、
かつ、器具内配線をするに際し防水ソケットへの電線の
通線作業が容易な照明器具を提供できる。The lighting fixture of the invention according to claim 7 is provided with the waterproof socket according to claim 6, so that it has high waterproof performance,
In addition, it is possible to provide a lighting fixture that facilitates the operation of passing electric wires to the waterproof socket when wiring in the fixture.
【００２０】[0020]
【発明の実施の形態】以下、図１〜図１０を参照して本
発明の一実施形態を説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS.
【００２１】図１（Ａ）（Ｂ）に示す防水型照明器具１
は防塵や防水性能が要求される屋外その他の場所におい
て使用される。この防水型照明器具１は、天井面にねじ
止めされる器具本体２と、この器具本体２に固定された
放電灯安定器３その他の図示しない電気部品と、器具本
体２の長手方向両端に夫々取付けられたソケット取付け
台４（長手方向一端部側に取付けられた台４のみ図示）
と、これら取付け台４に夫々取付けられた防水ソケット
５と、これらソケット５を突出させるとともに器具本体
２及びこれに取付けられた各部品を覆い隠してこの器具
本体２にねじ止め等より連結されたＶ型反射板６と、器
具本体２の長手方向に対向する防水ソケット５に両端部
を取外し可能に支持された放電灯例えば直管型蛍光ラン
プ７とを備えている。A waterproof type lighting fixture 1 shown in FIGS.
Is used outdoors and other places where dust and water resistance are required. The waterproof lighting fixture 1 includes a fixture body 2 screwed to a ceiling surface, a discharge lamp stabilizer 3 and other electric components (not shown) fixed to the fixture body 2, and both ends in the longitudinal direction of the fixture body 2. Socket mounting base 4 mounted (only base 4 mounted on one end in the longitudinal direction is shown)
And a waterproof socket 5 attached to each of the mounting bases 4, the socket 5 is projected, and the instrument body 2 and each component attached thereto are concealed and connected to the instrument body 2 by screwing or the like. It has a V-shaped reflector 6 and a discharge lamp, for example, a straight tube fluorescent lamp 7 which is detachably supported at both ends by a waterproof socket 5 facing the longitudinal direction of the instrument body 2.
【００２２】次に、図２〜図１０を参照して防水ソケッ
ト５について説明する。このソケット５は挟み込み型の
ものであって、防水パッキン用の被装着体としてのソケ
ット本体１１と、一対の端子金具１２と、第１防水パッ
キン１３を有する締付け筒アセンブリ１４と、第２防水
パッキン１５と、一対の第３防水パッキン１６とを具備
している。締付け筒アセンブリ１４は、締付け筒１７
と、スリップリング１８と、前記第１防水パッキン１３
と、パッキン押え１９とを備えて形成されている。Next, the waterproof socket 5 will be described with reference to FIGS. The socket 5 is of a sandwiching type, and includes a socket body 11 as a mounting body for waterproof packing, a pair of terminal fittings 12, a tightening cylinder assembly 14 having a first waterproof packing 13, and a second waterproof packing. 15 and a pair of third waterproof packings 16. The tightening tube assembly 14 includes a tightening tube 17.
, A slip ring 18 and the first waterproof packing 13
And a packing presser 19.
【００２３】図３〜図７等に示されるようにソケット本
体１１は、ベース部２１に対し直角状につながった部分
に螺合部２２及びパッキン受け部２３を設けて形成され
ている。このソケット本体１１は白色系の硬質合成樹脂
製である。ベース部２１の両側面には前記ソケット取付
け台４の取付け孔の孔縁に嵌合される取付け溝２１ａが
夫々設けられている。螺合部２２は、パッキン受け部２
３の前側に突出する短い円筒状をなすとともに、その前
面を塞いで取付けられた前面壁２４を有している。As shown in FIGS. 3 to 7 and the like, the socket body 11 is formed by providing a threaded portion 22 and a packing receiving portion 23 at a portion connected to the base portion 21 at right angles. The socket body 11 is made of a white hard synthetic resin. On both side surfaces of the base portion 21, mounting grooves 21a to be fitted to holes of the mounting holes of the socket mounting base 4 are provided. The screwing portion 22 is provided in the packing receiving portion 2.
3 has a front wall 24 which is formed in a short cylindrical shape protruding to the front side and is mounted so as to close the front surface thereof.
【００２４】螺合部２２の外周面には雄ねじ部２５が設
けられている。雄ねじ部２５の後端はパッキン受け部２
３には連続しておらず、これらパッキン受け部２３と雄
ねじ部２５とを非連続とする螺合部外周面部分は、螺合
部２２の根元部２２ａをなすものであって、パッキン嵌
合部として用いられる。この根元部２２ａの外周には、
ゴム状弾性体例えばＯリングからなる前記第２防水パッ
キン１５が嵌合されている。パッキン受け部２３は根元
部２２ａに対して直角に連なって螺合部２２より一回り
大きく外側に張出すように突出形成されている。A male screw part 25 is provided on the outer peripheral surface of the screw part 22. The rear end of the male screw part 25 is the packing receiving part 2.
3, the outer peripheral surface portion of the threaded portion that makes the packing receiving portion 23 and the male screw portion 25 discontinuous forms the root portion 22a of the threaded portion 22, and the packing fitting is performed. Used as a part. On the outer periphery of the root portion 22a,
The second waterproof packing 15 made of a rubber-like elastic body, for example, an O-ring is fitted. The packing receiving portion 23 is formed so as to be connected to the root portion 22a at right angles and to protrude outward from the screwing portion 22 by one size.
【００２５】螺合部２２にはソケット本体１１の先端側
に位置して雄ねじ部２５を横断するランプピン通過溝２
６設けられている。螺合部２２の軸方向に延びるランプ
ピン通過溝２６の前端は前面壁２４に開放されて、後端
は根元部２２ａにより仕切られている。前面壁２４には
二股状のランプピン回転用溝２７が形成されていて、そ
の出入口部２７ａはランプピン通過溝２６の前端部に連
続している。前面壁２４の周部には切欠き状の係合凹部
２８が複数例えば３箇所形成され、これら係合凹部２８
は螺合部２２の周方向に等間隔に設けられている。In the threaded portion 22, a lamp pin passage groove 2 which is located on the tip end side of the socket body 11 and crosses the male screw portion 25
6 are provided. The front end of the lamp pin passage groove 26 extending in the axial direction of the screw portion 22 is open to the front wall 24, and the rear end is partitioned by the root portion 22a. A forked lamp pin rotation groove 27 is formed in the front wall 24, and the entrance / exit portion 27 a is continuous with the front end of the lamp pin passage groove 26. A plurality of, for example, three notch-shaped engagement recesses 28 are formed in the peripheral portion of the front wall 24, and these engagement recesses 28 are formed.
Are provided at equal intervals in the circumferential direction of the threaded portion 22.
【００２６】図４、図６、図７等に示すように螺合部２
２の内側には、複数のリブが立ててあるとともに、これ
らリブに位置決めして一対の前記端子金具１２が左右対
称の配置（図６参照）に収容されている。両端子金具１
２は、螺合部２２の前後方向に延びる金具ベース１２ａ
の前部にランプピン接触片１２ｂを一体に設け、かつ、
金具ベース１２ａの後部に電線接続部１２ｃを設けて形
成されている。電線接続部１２ｃは一対の電線鎖錠片１
２ｃ１及びこれらに対向する電線通孔１２ｃ２を有して
いる。As shown in FIG. 4, FIG. 6, FIG.
A plurality of ribs are erected on the inside of 2, and a pair of the terminal fittings 12 are housed in a symmetric arrangement (see FIG. 6) positioned on the ribs. Double terminal fitting 1
2 is a metal fitting base 12a extending in the front-rear direction of the screw portion 22.
The lamp pin contact piece 12b is integrally provided at the front of the
An electric wire connection portion 12c is provided at a rear portion of the metal base 12a. The wire connection portion 12c is a pair of wire lock pieces 1
2c1 and an electric wire through hole 12c2 opposed thereto.
【００２７】被装着体であるソケット本体１１には、ゴ
ム状弾性体製の一対の前記第３防水パッキン１６が収容
され、これら防水パッキン１６の夫々には１本又は２本
の電線４５（図６〜図９参照）が挿入される。電線４５
は前記器具本体２内に配線されるリード線であり、その
芯線４５ａは、第３防水パッキン１６を貫通して螺合部
２２内に挿入され、その挿入に伴い前記電線通孔１２ｃ
２に通されて電線鎖錠片１２ｃ１と金具ベース１２ａと
の間に自己鎖錠式に挟持されるようになっている。A pair of the third waterproof packings 16 made of a rubber-like elastic body are accommodated in the socket body 11 as a mounted body, and each of the waterproof packings 16 has one or two electric wires 45 (FIG. 6 to 9) are inserted. Electric wire 45
Is a lead wire wired in the device main body 2, and a core wire 45 a thereof is inserted into the screwing portion 22 through the third waterproof packing 16, and the wire passage hole 12 c is inserted with the insertion.
2 between the electric wire locking piece 12c1 and the fitting base 12a in a self-locking manner.
【００２８】次に、電線４５の差込み部の防水装置につ
いて図６〜図８等を参照して説明する。ソケット本体１
１には、一端をベース部２１の裏面に開口し、他端を螺
合部２２に開口する一対のパッキン装着孔４７が開けら
れている。各パッキン装着孔４７は先細状をなす一対の
孔端部４７ａ（図７参照）を螺合部２２側に有してお
り、これら孔端部４７ａの先端開口４７ｂは前記電線通
孔１２ｃ２に直接対向し連続している。Next, a waterproof device for the insertion portion of the electric wire 45 will be described with reference to FIGS. Socket body 1
In FIG. 1, a pair of packing mounting holes 47 having one end opened to the back surface of the base portion 21 and the other end opened to the screw portion 22 are formed. Each packing mounting hole 47 has a pair of tapered hole ends 47a (see FIG. 7) on the screwing portion 22 side, and the tip openings 47b of these hole ends 47a are directly connected to the electric wire through holes 12c2. Opposed and continuous.
【００２９】両パッキン装着孔４７に夫々圧入嵌合して
装着される第３防水パッキン１６は、その軸方向に延び
る一対の電線通し穴５１を有している。この通し穴５１
には電線４５が貫通されるが、この貫通以前の段階で電
線通し穴５１は電線４５によって突き破られる閉じ部５
２で塞がれている。図８（Ｂ）に示すように閉じ部５２
の中央部には外部に露出する凹み５２ａが設けられて、
この凹み対応部分は他のパッキン部分より薄肉になって
いる。第３防水パッキン１６に電線４５が１本しか通さ
れない場合、電線４５が通されない方の電線通し穴５１
はその閉じ部５２によって浸水を防止する。図６及び図
７に示すように第３防水パッキン１６は、その閉じ部５
２をパッキン装着孔４７の奥側に位置するように向きを
定めてパッキン装着孔４７に嵌入されている。The third waterproof packing 16, which is press-fitted into each of the packing mounting holes 47 and mounted, has a pair of electric wire passing holes 51 extending in the axial direction. This through hole 51
The wire 45 penetrates through the opening 45 before the wire 45 penetrates.
It is blocked by 2. As shown in FIG.
A concave portion 52a exposed to the outside is provided at a central portion of
This recess corresponding portion is thinner than other packing portions. When only one electric wire 45 is passed through the third waterproof packing 16, the electric wire through hole 51 where the electric wire 45 is not inserted is used.
Prevents flooding by its closing part 52. As shown in FIGS. 6 and 7, the third waterproof packing 16 has a
2 is inserted into the packing mounting hole 47 with its orientation determined so as to be located on the inner side of the packing mounting hole 47.
【００３０】第３防水パッキン１６の外周面には、パッ
キン装着孔４７の内周面に密接して防水を図るための複
数の外向き凸条５３が一体に突設されている。これらの
凸条５３は、第３防水パッキン１６の軸方向に所定間隔
毎に設けられていて、夫々第３防水パッキン１６の外周
面に沿って環状に連続している。しかも、図８（Ｂ）に
示される閉じ部５２側の外向き凸条５３ａは、パッキン
装着孔４７の奥側内周面に密接するように閉じ部５２と
略同じ高さ位置、つまり、第３防水パッキン１６の嵌入
方向先端側端部の外周面に形成されている。A plurality of outwardly projecting ridges 53 are provided on the outer peripheral surface of the third waterproof packing 16 to be in close contact with the inner peripheral surface of the packing mounting hole 47 for waterproofing. These ridges 53 are provided at predetermined intervals in the axial direction of the third waterproof packing 16, and are respectively annularly continuous along the outer peripheral surface of the third waterproof packing 16. In addition, the outwardly protruding ridge 53a on the side of the closing portion 52 shown in FIG. 8B is located at substantially the same height position as the closing portion 52 so as to be in close contact with the inner peripheral surface on the far side of the packing mounting hole 47, that is, 3 The waterproof packing 16 is formed on the outer peripheral surface at the tip end side in the fitting direction.
【００３１】図８（Ｂ）に示すように各電線通し穴５１
の内周面の夫々には、この穴５１に通された電線４５の
絶縁被覆（外周面）に密接して防水を図るための複数の
内向き凸条５４が一体に突設されている。これらの凸条
５４は、第３防水パッキン１６の軸方向に所定間隔毎に
設けられていて、夫々電線通し穴５１の内周面に沿って
環状に連続している。各内向き凸条５４と各外向き凸条
５３とは防水パッキン１６の軸方向で同じ高さ位置に対
応して設けられているとともに、各内向き凸条５３の根
元部の幅Ｃが各外向き凸条５３の根元部の幅Ｄより小さ
く形成されていて、各内向き凸条５４の方が各外向き凸
条５３よりも弾性変形し易くしてある。As shown in FIG.
A plurality of inwardly projecting ridges 54 are provided integrally on each of the inner peripheral surfaces of the electric wire 45 to be in close contact with the insulating coating (outer peripheral surface) of the electric wire 45 passed through the holes 51 to achieve waterproofing. These ridges 54 are provided at predetermined intervals in the axial direction of the third waterproof packing 16, and are respectively annularly continuous along the inner peripheral surface of the electric wire passage hole 51. Each inward ridge 54 and each outward ridge 53 are provided corresponding to the same height position in the axial direction of the waterproof packing 16, and the width C of the root of each inward ridge 53 is The width of the outwardly projecting ridge 53 is smaller than the width D of the base, and each inwardly projecting ridge 54 is more easily elastically deformed than each of the outwardly projecting ridges 53.
【００３２】前記構成の第３防水パッキン１６は、図
６、図７に示すように閉じ部５２がある端部を先頭にし
てパッキン装着孔４７に嵌合することによりソケット本
体１１に装着される。この組込み作業において、各外向
き凸条５４が部分的にパッキン装着孔４７の内周面に接
するので、第３防水パッキン１６の外周面全体がパッキ
ン装着孔４７の内周面に接触して大きな摩擦抵抗を生じ
ることはない。そのため、前記組込みに際しての摩擦抵
抗が低減され、パッキン装着孔４７への第３防水パッキ
ン１６の組込み作業を容易に実施できる。As shown in FIGS. 6 and 7, the third waterproof packing 16 having the above structure is mounted on the socket body 11 by fitting into the packing mounting hole 47 with the end having the closing portion 52 at the top. . In this assembling work, since each outwardly projecting ridge 54 partially contacts the inner peripheral surface of the packing mounting hole 47, the entire outer peripheral surface of the third waterproof packing 16 comes into contact with the inner peripheral surface of the packing mounting hole 47 and becomes large. There is no frictional resistance. Therefore, the frictional resistance at the time of assembling is reduced, and the work of assembling the third waterproof packing 16 into the packing mounting hole 47 can be easily performed.
【００３３】ソケット本体１１に装着された第３防水パ
ッキン１６に対しては、その電線通し穴５１に電源供給
用又は送り用のうち少なくとも電源供給用の電線４５が
通される。この通線作業において、各内向き凸条５４が
部分的に電線４５の外周面に接するので、電線４５の外
周面全体が電線通し穴５１の内周面に接触して大きな摩
擦抵抗を生じることはない。そのため、前記通線作業に
際しての摩擦抵抗が低減され、第３防水パッキン１６に
電線４５を容易に貫通させることができる。The third waterproof packing 16 mounted on the socket body 11 has at least a power supply wire 45 for power supply or feed through a wire passage hole 51 thereof. In this wiring operation, since each inwardly projecting ridge 54 is partially in contact with the outer peripheral surface of the electric wire 45, the entire outer peripheral surface of the electric wire 45 comes into contact with the inner peripheral surface of the electric wire through hole 51 to generate a large frictional resistance. There is no. Therefore, the frictional resistance at the time of the wiring work is reduced, and the electric wire 45 can be easily penetrated through the third waterproof packing 16.
【００３４】この通線作業において電線４５の芯線４５
ａは前記閉じ部５２を突き破る。この場合、閉じ部５２
の中央部に凹み５２ａを設けてそこだけ薄肉にしてある
ので、閉じ部５２に電線４５を貫通させる際に、芯線４
５ａが突き破って前記薄肉部分に形成された孔は、閉じ
部５２の肉厚差によって前記突き破りに伴い瞬間的に凹
み５２ａの大きさ一杯まで広げられる。そのため、通線
作業を容易にできる。なお、閉じ部５２全体を厚肉に形
成すると、電線４５の所定の差込み寸法では突き破るこ
とが困難になることがあり、又、閉じ部５２全体を薄肉
に形成すると、その弾性変形が容易になるので、電線４
５の差込みに追従して薄肉部が芯線４５ａに押されて延
びて、所定の差込み寸法では突き破られなかったり、
又、突き破れたとしても絶縁被覆に薄肉部が引っ掛かっ
たりすることがあり、通線作業上不便である。In this wiring work, the core wire 45 of the electric wire 45 is used.
a penetrates the closing portion 52. In this case, the closing part 52
Is provided with a recess 52a at the center thereof to make it thinner.
The hole formed in the thin portion by piercing 5a is instantaneously expanded to the full size of the recess 52a due to the piercing due to the difference in thickness of the closing portion 52. Therefore, the wiring work can be facilitated. If the entire closing portion 52 is formed to be thick, it may be difficult to break through the wire 45 with a predetermined insertion dimension, and if the entire closing portion 52 is formed to be thin, elastic deformation thereof is facilitated. So electric wire 4
The thin portion is pushed by the core wire 45a to extend following the insertion of 5, and cannot be broken through with a predetermined insertion dimension,
Further, even when the insulating coating is pierced, the thin portion may be caught on the insulating coating, which is inconvenient for the wiring operation.
【００３５】前記通線作業により電線４５の芯線４５ａ
は第３防水パッキン１６を貫通するが、このパッキン１
６の外向き凸条５３ａはパッキン装着孔４７の奥部内周
面に密接していて、防水パッキン１６の前記端子金具１
２側の端部が自由に動いたり傾いたりしないように位置
規制しているので、このパッキン１６を貫通する芯線４
５ａを、パッキン装着孔４７の先端開口４７ｂに向けて
真っ直ぐ通すことができる。この点においても、電線４
５の通線抵抗を少なくできるので通線作業を容易にでき
る。The core wire 45a of the wire 45 is
Penetrates through the third waterproof packing 16,
6 is in close contact with the inner peripheral surface of the inner part of the packing mounting hole 47, and the terminal fitting 1 of the waterproof packing 16 is provided.
Since the position of the end on the second side is regulated so as not to move or tilt freely, the core wire 4 penetrating the packing 16 is not required.
5a can be passed straight through toward the tip opening 47b of the packing mounting hole 47. In this regard, the electric wire 4
5 can reduce the wiring resistance, thereby facilitating the wiring work.
【００３６】このような通線作業に伴い、芯線４５ａは
パッキン装着孔４７の先端開口４７ｂを通り抜けて螺合
部２２内に挿入されるから、前記のように導かれる芯線
４５ａは、端子金具１２に対して斜めになるようなこと
がなく、この金具１２の電線通孔１２ｃ２を通って電線
鎖錠片１２ｃ１を押し開きながら挿入される。そのた
め、芯線４５ａは、電線鎖錠片１２ｃ１と端子金具１２
の金具ベース１２ａとの間に自己鎖錠式に挟着されて、
この端子金具１２に機械的かつ電気的に差込み接続され
る。With such a wiring operation, the core wire 45a passes through the tip opening 47b of the packing mounting hole 47 and is inserted into the screw portion 22, so that the core wire 45a guided as described above is connected to the terminal fitting 12a. The cable lock piece 12c1 is inserted while pushing open the wire lock piece 12c1 through the wire through hole 12c2 of the metal fitting 12 without being inclined with respect to. Therefore, the core wire 45a is connected to the wire lock piece 12c1 and the terminal fitting 12
Between the metal base 12a of the self-locking type,
The terminal fitting 12 is mechanically and electrically inserted and connected.
【００３７】前記電線差込み部での防水は以下のように
なされている。つまり、第３防水パッキン１６の外周面
の環状をなす複数の外向き凸条５３がパッキン装着孔４
７の内周面に密接しており、同様に、第３防水パッキン
１６の電線通し穴５１の内周面の環状をなす複数の内向
き凸条５４が電線通し穴５１に通線された電線４５の外
周面に密接している。しかも、既述の手順で第３防水パ
ッキン１６をパッキン装着孔４７に嵌合させると、その
外向き凸条５３が最短距離にある内向き凸条５４を電線
通し穴５１の中心部側に変位させているため、電線４５
の前記通線に伴って、各内向き凸条５４を電線４５の外
周面により強く密接させることができるとともに、この
時の反作用によって各外向き凸条５３をパッキン装着孔
４７の内周面により強く密接させることができる。The waterproofing at the wire insertion portion is performed as follows. That is, the plurality of outwardly projecting ridges 53 forming an annular shape on the outer peripheral surface of the third waterproof packing 16 are formed in the packing mounting holes 4.
7, and similarly, a plurality of inwardly projecting ridges 54 forming an annular shape on the inner peripheral surface of the wire passage hole 51 of the third waterproof packing 16 are passed through the wire passage hole 51. 45 is in close contact with the outer peripheral surface. In addition, when the third waterproof packing 16 is fitted into the packing mounting hole 47 in the above-described procedure, the outwardly projecting ridge 53 displaces the inwardly projecting ridge 54 at the shortest distance toward the center of the wire passage hole 51. The wire 45
Along with the above-mentioned passage, each inwardly projecting ridge 54 can be brought into more intimate contact with the outer peripheral surface of the electric wire 45, and at this time, each outwardly projecting ridge 53 is formed by the inner peripheral surface of the packing mounting hole 47 by a reaction. Can be strongly intimate.
【００３８】このようなパッキン装着孔４７の内周面へ
の第３防水パッキン１６の各外向き凸条５３の密接によ
り、第３防水パッキン１６とパッキン装着孔４７の内周
面との間の防水性を確保できるとともに、電線４５の外
周面への第３防水パッキン１６の各内向き凸条５４の密
接により、第３防水パッキン１６と電線４５との間の防
水性を確保できる。Due to the close contact of the respective outwardly protruding ridges 53 of the third waterproof packing 16 with the inner peripheral surface of the packing mounting hole 47, the gap between the third waterproof packing 16 and the inner peripheral surface of the packing mounting hole 47 is formed. The waterproofness can be ensured, and the waterproofness between the third waterproof packing 16 and the electric wire 45 can be ensured by the close contact of the inward ridges 54 of the third waterproof packing 16 to the outer peripheral surface of the electric wire 45.
【００３９】しかも、前記のように複数の外向き凸条５
３及び複数の内向き凸条５４に依存して電線差込み部の
防水を行なうことにより、パッキン装着孔４７の内周面
への密接箇所を軸方向に非連続に分断するとともに、電
線４５への密接箇所も軸方向に非連続に分断しているの
で、毛細管現象による水の浸入を抑制できる。そのた
め、第３防水パッキン１６に通された電線４５が横向き
に引張られて、この引張り側と反対側において第３防水
パッキン１６とパッキン装着孔４７の内周面との間に楔
状の隙間ができたとしても、この隙間よりも奥側の外向
き凸条５３及び内向き凸条５４によって水の浸入を防す
ることができる。Further, as described above, a plurality of outwardly projecting ridges 5 are provided.
By waterproofing the wire insertion portion depending on the three and a plurality of inwardly projecting ridges 54, the close contact portion to the inner peripheral surface of the packing attachment hole 47 is discontinuously discontinued in the axial direction, and the Since the close contact portion is also discontinuously divided in the axial direction, it is possible to suppress water intrusion due to capillary action. Therefore, the electric wire 45 passed through the third waterproof packing 16 is pulled laterally, and a wedge-shaped gap is formed between the third waterproof packing 16 and the inner peripheral surface of the packing mounting hole 47 on the side opposite to the pulled side. Even so, it is possible to prevent water from entering by the outwardly projecting ridges 53 and the inwardly projecting ridges 54 on the back side of the gap.
【００４０】そして、既述のように外向き凸条５３の根
元部の幅Ｄより内向き凸条５４の根元部の幅Ｃが小さい
から、電線通し穴５１に通される電線４５の径のばらつ
きに応じて内向き凸条５４を変形させ易く、通線作業が
容易になる。これとともに、相対的に根元部の幅が大き
な外向き凸条５３は変形が少なく、パッキン装着孔４７
への第３防水パッキン１６の保持力を向上できるので、
通線された電線４５に引き抜き力が加わったときにも、
第３防水パッキン１６をパッキン装着孔４７に安定して
保持できる。Since the width C of the root of the inward ridge 54 is smaller than the width D of the root of the outward ridge 53 as described above, the diameter of the wire 45 passing through the wire passage hole 51 is The inward ridges 54 can be easily deformed according to the variation, and the wiring work can be facilitated. At the same time, the outwardly protruding ridges 53 having a relatively large root portion have less deformation, and the packing mounting holes 47
Since the holding force of the third waterproof packing 16 can be improved,
Even when a pulling force is applied to the passed electric wire 45,
The third waterproof packing 16 can be stably held in the packing mounting hole 47.
【００４１】又、前記ソケット本体１１の螺合部２２に
は締付け筒アセンブリ１４が取外し可能に接続されてい
る。このアセンブリ１４の締付け筒１７は、ソケット本
体１１と同種の白色系硬質合成樹脂製であって、前後両
端が開口された円筒状をなしている。図９に示されるよ
うに締付け筒１７の前端開口部には、この筒１７の内周
面から略直角に折れ曲がるように内向き縁部３１が形成
され、同筒１７の後部内周面には螺合部２２の雄ねじ部
２５に螺合する雌ねじ部３２が形成されている。更に、
図９（Ｂ）に示すように締付け筒１７の後端開口部に
は、当接端面３３とパッキン挟み面３４とが夫々全周に
わたり形成されている。当接端面３３は締付け筒１７の
後端面の外周側部分で形成され、パッキン挟み面３４は
当接端面３３の内側にテーパ状をなして連なって形成さ
れている。このパッキン挟み面３４の外径Ａは第２防水
パッキン１５の外径Ｂと略等しい。締付け筒１７はその
雌ねじ部３２を螺合部２２の雄ねじ部２５に螺合して、
螺合部２２及びこの螺合部２２に取付けられた蛍光ラン
プ７の端部外周面を覆い隠してソケット本体１１に取外
し可能に取付けられる。Further, a fastening cylinder assembly 14 is detachably connected to the threaded portion 22 of the socket body 11. The tightening cylinder 17 of the assembly 14 is made of the same type of white hard synthetic resin as the socket body 11, and has a cylindrical shape with open front and rear ends. As shown in FIG. 9, an inward edge portion 31 is formed at the front end opening of the tightening cylinder 17 so as to be bent at a substantially right angle from the inner peripheral surface of the cylinder 17. A female screw portion 32 that is screwed to the male screw portion 25 of the screw portion 22 is formed. Furthermore,
As shown in FIG. 9 (B), a contact end surface 33 and a packing sandwiching surface 34 are formed over the entire circumference at the rear end opening of the tightening cylinder 17. The contact end surface 33 is formed on the outer peripheral side of the rear end surface of the tightening cylinder 17, and the packing sandwiching surface 34 is formed to be continuous with the inside of the contact end surface 33 in a tapered shape. The outer diameter A of the packing sandwiching surface 34 is substantially equal to the outer diameter B of the second waterproof packing 15. The tightening cylinder 17 has its female screw part 32 screwed into the male screw part 25 of the screw part 22,
The threaded portion 22 and the end outer peripheral surface of the fluorescent lamp 7 attached to the threaded portion 22 are concealed and detachably attached to the socket body 11.
【００４２】締付け筒１７内には、硬質合成樹脂製の前
記スリップリング１８が内向き縁部３１の内面に接して
収容されている。更に締付け筒１７内には、いずれもリ
ング状に成形された前記第１防水パッキン１３とパッキ
ン押え１９とが夫々収容されていて、ゴム状弾性体製の
第１防水パッキン１３は、硬質合成樹脂製のパッキン押
え１９とスリップリング１８との間に挟設されている。
第１防水パッキン１３の前端面と前記内向き縁部３１と
の間に介装されたスリップリング１８は、締付け筒１７
を締付け方向に回転操作する際にこの筒１７が第１防水
パッキン１３に対して回転し易くするために使用されて
いる。The slip ring 18 made of a hard synthetic resin is accommodated in the tightening cylinder 17 in contact with the inner surface of the inward edge 31. Further, the first waterproof packing 13 and the packing presser 19, both formed in a ring shape, are accommodated in the tightening cylinder 17, respectively. The first waterproof packing 13 made of rubber-like elastic material is made of a hard synthetic resin. It is interposed between the packing retainer 19 and the slip ring 18.
The slip ring 18 interposed between the front end face of the first waterproof packing 13 and the inward edge portion 31 is provided with a tightening cylinder 17.
The tube 17 is used to facilitate rotation of the cylinder 17 with respect to the first waterproof packing 13 when the cylinder is rotated in the tightening direction.
【００４３】図３、図１０に示すように第１防水パッキ
ン１３は、その軸方向略中央部外周面に環状の凸条３６
と、この凸条３６を境に前記内向き縁部３１側寄りの外
周面に環状の凹み３７とを夫々設けているとともに、前
記中央部内周面に凸条３６の裏側に位置して環状の凹条
３８を設けている。ビード状をなす凸条３６は締付け筒
１７の内周面に密接するものであり、凹み３７は断面円
弧状の溝形成面をもって形成されている。As shown in FIGS. 3 and 10, the first waterproof packing 13 has an annular ridge 36 on its outer peripheral surface substantially at the center in the axial direction.
An annular recess 37 is provided on the outer peripheral surface near the inward edge portion 31 with the convex line 36 as a boundary, and the annular concave portion 37 is located on the inner peripheral surface of the central portion on the back side of the convex line 36. A recess 38 is provided. The bead-shaped ridge 36 is in close contact with the inner peripheral surface of the tightening cylinder 17, and the dent 37 is formed with a groove forming surface having an arc-shaped cross section.
【００４４】パッキン押え１９は、第１防水パッキン１
３の最小内径より僅かに小さい内径を有したリングであ
って、第１防水パッキン１３の後部内面に形成した拡大
内径部３９の内周面に嵌合して取付けられている。この
パッキン押え１９の後端部には、第１防水パッキン１３
の後端面に当接する外向きのフランジ４１が形成されて
いるとともに、このフランジ４１から複数の係合突起４
２が後方に突出されている。係合凸部４２は前記係合凹
部２８と同数等間隔に設けられていて、これらの凹凸係
合によりパッキン押え１９は固定側部材としてのソケッ
ト本体１１に対して周方向に回らないように位置規制さ
れるようになっている。The packing presser 19 is provided with the first waterproof packing 1.
3 is a ring having an inner diameter slightly smaller than the minimum inner diameter, and is fitted and attached to the inner peripheral surface of the enlarged inner diameter portion 39 formed on the rear inner surface of the first waterproof packing 13. The first waterproof packing 13 is provided at the rear end of the packing presser 19.
An outwardly facing flange 41 is formed in contact with the rear end face, and a plurality of engaging projections 4 are formed from the flange 41.
2 is projected rearward. The engaging protrusions 42 are provided at the same number of intervals as the engaging recesses 28, and the packing presser 19 is positioned so as not to rotate in the circumferential direction with respect to the socket body 11 as a fixed-side member due to the uneven engagement. It is being regulated.
【００４５】次に、前記構成の防水ソケット５に蛍光ラ
ンプ７を支持させる手順を説明する。まず、締付け筒１
７内にスリップリング１８、第１防水パッキン１３、及
びパッキン押え１９が予め収容されてなる締付け筒アセ
ンブリ１４の内側に、蛍光ランプ７の端部を貫通させて
置き、この状態で蛍光ランプ７をソケット本体１１に取
付ける。Next, the procedure for supporting the fluorescent lamp 7 on the waterproof socket 5 having the above configuration will be described. First, tightening cylinder 1
The end of the fluorescent lamp 7 is placed inside the tightening cylinder assembly 14 in which the slip ring 18, the first waterproof packing 13, and the packing presser 19 are previously housed in the fluorescent lamp 7. Attach it to the socket body 11.
【００４６】この取付けは以下の手順で行われる。つま
り、蛍光ランプ７の口金７ａから突設された２本のラン
プピン７ｂを上下に並べた姿勢にして、これらランプピ
ン７ｂを前記ランプピン通過溝２６から螺合部２２内に
挿入し、次に、蛍光ランプ７を９０度回動させる。それ
により、両端子金具１２が２本のランプピン７ｂによっ
て夫々弾性変形されるとともに、これら金具１２間に２
本のランプピン７ｂが弾性的に挟持され、こうして蛍光
ランプ７が取付けられる。なお、この逆の手順によりソ
ケット本体１１から蛍光ランプ７を取外すことができ
る。This attachment is performed in the following procedure. That is, the two lamp pins 7b protruding from the base 7a of the fluorescent lamp 7 are arranged vertically, and these lamp pins 7b are inserted into the screwing portion 22 from the lamp pin passage groove 26. The lamp 7 is turned 90 degrees. As a result, the two terminal fittings 12 are elastically deformed by the two lamp pins 7b, respectively.
The lamp pins 7b are elastically clamped, and thus the fluorescent lamp 7 is mounted. The fluorescent lamp 7 can be removed from the socket body 11 in the reverse order.
【００４７】こうしてソケット本体１１への蛍光ランプ
７を取付けた後、締付け筒アセンブリ１４をソケット本
体１１側に移動するとともに、その締付け筒１７を回転
させてソケット本体１１の螺合部２２に螺合させる。こ
のねじ込み操作により、図９（Ｂ）の状態を経て図９
（Ａ）に示されるように締付け筒アセンブリ１４がソケ
ット本体１１に取付けられる。すなわち、以上の手順に
より蛍光ランプ７がソケット本体１１に取付けられる。After attaching the fluorescent lamp 7 to the socket main body 11 in this manner, the tightening cylinder assembly 14 is moved to the socket main body 11 side, and the tightening cylinder 17 is rotated to be screwed into the screwing portion 22 of the socket main body 11. Let it. By this screwing operation, the state shown in FIG.
As shown in (A), the tightening cylinder assembly 14 is attached to the socket body 11. That is, the fluorescent lamp 7 is attached to the socket body 11 by the above procedure.
【００４８】この組立てに伴って螺合部２２に対する防
水装置が構成される。すなわち、螺合部２２への締付け
筒１７の締付け（螺合）に伴い、螺合部２２の前面壁２
４にパッキン押え１９のフランジ４１が当接した時点か
ら第１防水パッキン１３はその軸方向に押されて圧縮さ
れる。この場合に、パッキン押え１９の係合凸部４２が
ソケット本体１１の前面壁２４の係合凹部２８に係合す
るので、パッキン押え１９はソケット本体１１に対して
回り止めされて、第１防水パッキン１３を軸方向に押圧
する。こうした圧縮により、環状凹条３８の相対向する
内面が互いに接するように第１防水パッキン１３が弾性
変形し、この挙動によって、環状の凸条３６を外周側に
押出されるように拡径させるとともに、環状の凹み３７
を内周側に変形するように縮径させることができる。With this assembly, a waterproof device for the screw portion 22 is constructed. That is, with the fastening (screw-in) of the fastening cylinder 17 to the screw-in portion 22, the front wall 2 of the screw-in portion 22
From the point in time when the flange 41 of the packing retainer 19 abuts on the fourth waterproof packing 4, the first waterproof packing 13 is pressed in its axial direction and compressed. In this case, since the engaging convex portion 42 of the packing retainer 19 engages with the engaging concave portion 28 of the front wall 24 of the socket body 11, the packing retainer 19 is prevented from rotating with respect to the socket body 11, and the first waterproofing is performed. The packing 13 is pressed in the axial direction. Due to such compression, the first waterproof packing 13 is elastically deformed so that the opposing inner surfaces of the annular ridge 38 are in contact with each other, and by this behavior, the annular ridge 36 is expanded so as to be extruded to the outer peripheral side, and , Annular recess 37
Can be reduced so as to be deformed inward.
【００４９】したがって、第１防水パッキン１３を貫通
している蛍光ランプ７のバルブ端部外周に凹み３７の裏
側部分が密接するとともに、外側に盛上がる第１防水パ
ッキン１３の環状凸条３６が締付け筒１７の内周面に密
接するから、締付け筒アセンブリ１４とこれに通された
蛍光ランプ７の端部外周との間の防水を第１防水パッキ
ン１３のシール性によって確保できる。この防水装置は
図９（Ａ）に示されている。Accordingly, the rear side of the recess 37 is closely attached to the outer periphery of the bulb end of the fluorescent lamp 7 penetrating the first waterproof packing 13 and the annular ridge 36 of the first waterproof packing 13 which rises outward is a tightening cylinder. Since the first waterproof packing 13 is in close contact with the inner peripheral surface of the fluorescent lamp 7, the waterproofing between the clamping cylinder assembly 14 and the outer periphery of the end portion of the fluorescent lamp 7 can be ensured by the sealing property of the first waterproof packing 13. This waterproof device is shown in FIG.
【００５０】そして、前記取付け手順において締付け筒
１７の螺合完了間際には、この筒１７のパッキン挟み面
３４が、予めソケット本体１１に嵌合されている第２防
水パッキン１５に当接し、このパッキン１５をソケット
本体１１のパッキン受け部２３側、正確にはパッキン挟
み面３４のテーパと直角な内側方向に押圧する。そのた
め、第２防水パッキン１５はその内側に縮むように弾性
変形してパッキン挟み面３４とパッキン受け部２３及び
螺合部２２の根元部２２ａとの間に挟着されるから、こ
れらパッキン挟み面と３４パッキン受け部２３との間の
防水を、第２防水パッキン１５のシール性によって確保
できる。しかも、締付け筒１７の締付け操作は、パッキ
ン挟み面３４の外側に連なった締付け筒１７の当接端面
３３がパッキン受け部２３に当接することによって完了
する。Immediately before the screwing of the tightening cylinder 17 is completed in the mounting procedure, the packing sandwiching surface 34 of the cylinder 17 comes into contact with the second waterproof packing 15 previously fitted to the socket body 11. The packing 15 is pressed toward the packing receiving portion 23 of the socket body 11, more precisely, inwardly at right angles to the taper of the packing sandwiching surface 34. Therefore, the second waterproof packing 15 is elastically deformed so as to shrink inward, and is sandwiched between the packing sandwiching surface 34 and the packing receiving portion 23 and the root portion 22a of the screwing portion 22. The waterproofing between the 34 packing receiving portion 23 can be ensured by the sealing property of the second waterproof packing 15. Moreover, the tightening operation of the tightening cylinder 17 is completed when the contact end face 33 of the tightening cylinder 17 connected to the outside of the packing sandwiching surface 34 abuts on the packing receiving portion 23.
【００５１】このような硬質部材同士の当接により締付
け筒１７の締付け完了時期を容易かつ明確に知ることが
できるので、締付け筒１７の締付け作業上有利である。
それに伴い締付け筒１７を過度にまわしてねじ込むこと
を防止できるので、強すぎる締付け力を考慮して防水ソ
ケット５のソケット取付け台４への取付け強度を特別に
強くする必要をなくすことができる。Since the completion of the tightening of the tightening cylinder 17 can be easily and clearly known by the contact between the hard members, it is advantageous in the tightening operation of the tightening cylinder 17.
Accordingly, it is possible to prevent the tightening cylinder 17 from being excessively turned and screwed in, so that it is not necessary to particularly increase the strength of mounting the waterproof socket 5 on the socket mounting base 4 in consideration of an excessively strong tightening force.
【００５２】そして、既述の取付けによりパッキン受け
部２３に当接した締付け筒１７によって、第２防水パッ
キン１５は覆い隠されて外部に露出することがない。そ
のため、白色系のソケット本体１１及び締付け筒１７間
に対して、これらとは異質な黒色系の第２防水パッキン
１５が視認されることがなくなり、したがって、防水ソ
ケット５ひいてはこれを備えた防水型照明器具１の外観
を向上できる。しかも、第２防水パッキン１５を締付け
筒１７で覆って保護できるので、第２防水パッキン１５
の耐候性が向上され、その長寿化を実現できる。なお、
前記構成に代えて、テーパ状のパッキン挟み面を有しな
い締付け筒１７の平坦な後端面とパッキン受け部２３と
の間に、第２防水パッキン１５が外部に露出するように
挟んでソケット本体１１と締付け筒１７との間の防水を
図るようにしてもよい。Then, the second waterproof packing 15 is covered and hidden from the outside by the tightening cylinder 17 abutting on the packing receiving portion 23 by the attachment described above. Therefore, the second waterproof packing 15, which is different from these, is not visually recognized between the white socket body 11 and the tightening cylinder 17, and therefore, the waterproof socket 5 and thus the waterproof type provided with the waterproof socket 5 are provided. The appearance of the lighting fixture 1 can be improved. In addition, since the second waterproof packing 15 can be covered and protected by the tightening tube 17, the second waterproof packing 15 can be protected.
Weather resistance is improved, and a longer life can be realized. In addition,
Instead of the above configuration, the socket body 11 is sandwiched between the flat rear end surface of the tightening cylinder 17 having no tapered packing sandwiching surface and the packing receiving portion 23 so that the second waterproof packing 15 is exposed to the outside. It may be made waterproof between the and the fastening cylinder 17.
【００５３】[0053]
【発明の効果】本発明は、以上説明したような形態で実
施され、以下に記載されるような効果を奏する。The present invention is embodied in the form described above and has the following effects.
【００５４】請求項１に係る発明によれば、被装着体の
パッキン装着孔とこれに嵌合された防水パッキンとの間
からの水の浸入を、防水パッキンの外周面に設けた複数
の環状の外向き凸条により防止し、かつ、防水パッキン
の電線通し穴とこれに通された電線との間からの水の浸
入を、電線通し穴の内周面に設けた複数の環状の外向き
凸条により防止したので、防水性能を向上できるととも
に、複数の前記内向き凸条により電線通し穴への電線の
通線抵抗を少なくして電線作業を容易にできる。According to the first aspect of the present invention, a plurality of annular holes provided on the outer peripheral surface of the waterproof packing prevent water from entering between the packing mounting hole of the mounted member and the waterproof packing fitted into the hole. A plurality of annular outwards provided on the inner peripheral surface of the wire passage hole to prevent water from entering between the wire passage hole of the waterproof packing and the electric wire passed therethrough. Since the protrusion is prevented by the ridge, the waterproof performance can be improved, and the plurality of inward ridges can reduce the resistance of the wire to the wire passage hole to facilitate the wire work.
【００５５】請求項２に係る発明によれば、パッキン装
着孔の内周面への外向き凸条の密接及び電線通し穴に通
された電線への内向き凸条の密接を夫々強めて、防水性
をより向上できる。According to the second aspect of the present invention, the tightness of the outward ridge on the inner peripheral surface of the packing mounting hole and the tightness of the inward ridge on the electric wire passed through the wire passage hole are increased. Waterproofness can be further improved.
【００５６】請求項３に係る発明によれば、内向き凸条
が変形し易く電線通し穴への通線作業をより容易化でき
るとともに、変形が少ない外向き凸条により電線に引き
抜き力に対して防水パッキンをパッキン装着孔に安定し
て保持できる。According to the third aspect of the present invention, the inwardly projecting ridge is easily deformed, so that the work of passing the wire through the wire passage hole can be more easily performed. Therefore, the waterproof packing can be stably held in the packing mounting hole.
【００５７】請求項４に係る発明によれば、防水パッキ
ンの奥側部分が傾くことを抑制して、電線通し穴に通さ
れる電線を真っ直ぐに貫通させることができる。According to the fourth aspect of the present invention, it is possible to suppress the inclination of the back side portion of the waterproof packing and allow the electric wire passing through the electric wire through hole to pass straight.
【００５８】請求項５に係る発明によれば、電線を電線
通し穴に貫通させる際に、閉じ部の薄肉な凹み部分の電
線による突き破り不良を閉じ部の肉厚差によって防止で
きるので、容易に通線作業ができる。According to the fifth aspect of the present invention, when the electric wire is penetrated into the electric wire through hole, it is possible to easily prevent the thin recessed portion of the closed portion from being broken through by the electric wire due to the difference in the thickness of the closed portion. You can work on the line.
【００５９】請求項６に係る発明によれば、ソケット本
体に電線が通される部分に配置される防水パッキンの外
周面及び電線通し穴の内周面に夫々複数の外向き凸条及
び内向き凸条を設けて防水をなす電線差込み部の防水装
置を備えるから、防水性能が高く、ソケット本体内に挿
入される電線を通し易い防水ソケットを提供できる。According to the sixth aspect of the present invention, the outer peripheral surface of the waterproof packing and the inner peripheral surface of the electric wire passage hole are provided on the outer peripheral surface of the waterproof packing and the inner peripheral surface of the electric wire passage hole, respectively, at the portion where the electric wire passes through the socket body. Since the waterproof device for the wire insertion portion is provided with the ridge to provide waterproofing, it is possible to provide a waterproof socket having high waterproof performance and easy to pass the wires inserted into the socket body.
【００６０】請求項７に係る発明によれば、請求項６に
係る防水ソケットを備えるから、防水性能が高く、か
つ、器具内配線をするに際し防水ソケットへの電線の通
線作業を容易にできる照明器具を提供できる。According to the seventh aspect of the present invention, since the waterproof socket according to the sixth aspect is provided, the waterproof performance is high, and the wiring operation of the electric wire to the waterproof socket can be easily performed when wiring the device. Lighting equipment can be provided.
【図１】（Ａ）は本発明の一実施形態に係る照明器具を
示す斜視図。（Ｂ）は同照明器具の断面図。FIG. 1A is a perspective view showing a lighting device according to an embodiment of the present invention. (B) is sectional drawing of the same lighting fixture.
【図２】図１に示された照明器具が備える本発明の一実
施形態に係る防水ソケットを示す斜視図。FIG. 2 is a perspective view showing a waterproof socket according to an embodiment of the present invention provided in the lighting fixture shown in FIG. 1;
【図３】図２に示された防水ソケットを分解して示す斜
視図。FIG. 3 is an exploded perspective view showing the waterproof socket shown in FIG. 2;
【図４】図２に示された防水ソケットのソケット本体を
分解して示す斜視図。FIG. 4 is an exploded perspective view showing a socket body of the waterproof socket shown in FIG. 2;
【図５】（Ａ）は図２に示された防水ソケットのソケッ
ト本体を示す正面図。（Ｂ）は図２に示された防水ソケ
ットのソケット本体を示す底面図。FIG. 5A is a front view showing a socket body of the waterproof socket shown in FIG. 2; (B) is a bottom view which shows the socket main body of the waterproof socket shown in FIG.
【図６】図２に示された防水ソケットをその電線用の第
３防水パッキンがある部分を通って示す縦断正面図。FIG. 6 is a vertical sectional front view showing the waterproof socket shown in FIG. 2 through a portion where a third waterproof packing for an electric wire is provided;
【図７】図２に示された防水ソケットを第３防水パッキ
ンがある部分を通って示す縦断側面図。FIG. 7 is a vertical sectional side view showing the waterproof socket shown in FIG. 2 through a portion where a third waterproof packing is provided.
【図８】（Ａ）は図２に示された防水ソケットが備える
第３防水パッキンを示す正面図。（Ｂ）は同第３防水パ
ッキンを示す断面図。FIG. 8A is a front view showing a third waterproof packing provided in the waterproof socket shown in FIG. 2; (B) is sectional drawing which shows the 3rd waterproof packing.
【図９】（Ａ）は図２に示された防水ソケットをそれに
蛍光ランプを支持した状態で示す縦断側面図。（Ｂ）は
図２に示された防水ソケットのソケット本体に締付け筒
アセンブリを取付ける途中状態を示す部分断面図。9A is a vertical sectional side view showing the waterproof socket shown in FIG. 2 with a fluorescent lamp supported thereon. FIG. 3B is a partial cross-sectional view showing a state in which the tightening cylinder assembly is being mounted on the socket body of the waterproof socket shown in FIG. 2.
【図１０】（Ａ）は図２に示された防水ソケットの第１
防水パッキンを示す側面図。（Ｂ）は図９（Ａ）の防水
パッキンの一部を拡大して示す断面図。FIG. 10A is a first view of the waterproof socket shown in FIG. 2;
The side view which shows a waterproof packing. (B) is an enlarged sectional view showing a part of the waterproof packing of FIG. 9 (A).
１…照明器具 ２…器具本体 ４…ソケット取付け台 ５…防水ソケット ７…蛍光ランプ ７ｂ…蛍光ランプのランプピン １１…ソケット本体（被装着体） １２…端子金具 １２ａ…端子金具の金具ベース １２ｂ…端子金具のランプピン接触片 １２ｃ…端子金具の電線接続部 １６…第３防水パッキン ４５…電線 ４５ａ…電線の芯線 ４７…パッキン装着孔 ５１…電線通し穴 ５２…閉じ部 ５２ａ…閉じ部の凹み ５３、５３ａ…外向き凸条 ５４…内向き凸条 DESCRIPTION OF SYMBOLS 1 ... Lighting fixture 2 ... Fixture main body 4 ... Socket mounting base 5 ... Waterproof socket 7 ... Fluorescent lamp 7b ... Fluorescent lamp lamp pin 11 ... Socket main body (attached body) 12 ... Terminal fitting 12a ... Terminal fitting fitting base 12b ... Terminal Lamp pin contact piece of metal fittings 12c ... Electric wire connection part of terminal metal fittings 16 ... Third waterproof packing 45 ... Electric wire 45a ... Electric wire core wire 47 ... Packing mounting hole 51 ... Electric wire passing hole 52 ... Closed portion 52a ... Closed portion dent 53,53a … Outward ridge 54… inward ridge
Claims (7)
前記パッキン装着孔の内周面に密接する複数の環状の外
向き凸条、及び前記電線通し穴の内周面から一体に突設
して前記電線の外周面に密接する複数の環状の内向き凸
条を有してなり、前記パッキン装着孔に嵌合されるゴム
状弾性体製の防水パッキンと、を具備したことを特徴と
する電線差込み部の防水装置。1. A body having a packing mounting hole, a plurality of annular outwardly projecting wires, through which an electric wire passes, and a plurality of annularly outwardly protruding from an outer peripheral surface being in close contact with an inner peripheral surface of the packing mounting hole. A ridge, and a plurality of annular inward ridges integrally projecting from an inner peripheral surface of the wire passage hole and closely contacting an outer peripheral surface of the electric wire, and are fitted into the packing mounting hole. A waterproofing device for an electric wire insertion portion, comprising: a waterproof packing made of a rubber-like elastic body.
防水パッキンの軸方向で同じ位置に設けたことを特徴と
する請求項１に記載の電線差込み部の防水装置。2. The waterproofing device according to claim 1, wherein the outwardly projecting ridge and the inwardly projecting ridge are provided at the same position in the axial direction of the waterproof packing.
凸条の根元部の幅より小さくしたことを特徴とする請求
項１又は２に記載の電線差込み部の防水装置。3. The waterproof device according to claim 1, wherein the width of the root of the inward ridge is smaller than the width of the root of the outward ridge.
の嵌入方向先端側端部の外周面に、前記外向き凸条のう
ちの一つを配設したことを特徴とする請求項１〜３の内
のいずれか１項に記載の電線差込み部の防水装置。4. An outwardly projecting ridge is provided on an outer peripheral surface of a tip end side in a fitting direction of the waterproof packing in the packing mounting hole. The waterproof device for an electric wire insertion portion according to any one of the above.
閉じ部を一体に有し、この閉じ部の中央部を凹ませて薄
肉としたことを特徴とする前記請求項１〜４の内のいず
れか１項に記載の電線差込み部の防水装置。5. The waterproof packing according to claim 1, wherein the waterproof packing has an integral closing portion for closing the wire passage hole, and the central portion of the closing portion is recessed to be thin. The waterproof device for an electric wire insertion portion according to any one of the preceding claims.
るランプピン接触片及び電線接続部を有する一対の端子
金具と、 これら端子金具を内蔵するとともに、前記電線接続部と
対向するパッキン装着孔を有したソケット本体と、 電線が通される電線通し穴、外周面から一体に突設して
前記パッキン装着孔の内周面に密接する複数の環状の外
向き凸条、及び前記電線通し穴の内周面から一体に突設
して前記電線の外周面に密接する複数の環状の内向き凸
条を有してなり、前記パッキン装着孔に嵌合されるゴム
状弾性体製の防水パッキンと、を具備したことを特徴と
する防水ソケット。6. A pair of terminal fittings having a lamp pin contact piece to which a lamp pin of a lamp is detachably connected and an electric wire connecting portion, and a packing mounting hole which incorporates these terminal fittings and faces the electric wire connecting portion. And a plurality of annular outwardly projecting ridges integrally projecting from the outer peripheral surface and closely contacting the inner peripheral surface of the packing mounting hole, and the inside of the electric wire through hole. A waterproof packing made of a rubber-like elastic body, which has a plurality of annular inwardly projecting ribs protruding integrally from the peripheral surface and closely contacting the outer peripheral surface of the electric wire, and fitted in the packing mounting hole, A waterproof socket comprising:
ットと、 この防水ソケットに支持される直管形のランプと、を具
備したことを特徴とする照明器具。7. A fixture main body, a socket mount attached to the fixture main body, the waterproof socket according to claim 6 attached to the mount, and a straight tube lamp supported by the waterproof socket. A lighting fixture characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11152708A JP2000348840A (en) | 1999-05-31 | 1999-05-31 | Waterproofing device and waterproof socket for electric- wire insertion part, and luminaire using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11152708A JP2000348840A (en) | 1999-05-31 | 1999-05-31 | Waterproofing device and waterproof socket for electric- wire insertion part, and luminaire using same |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007107523A Division JP4761165B2 (en) | 2007-04-16 | 2007-04-16 | Fluorescent lamp and lighting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000348840A true JP2000348840A (en) | 2000-12-15 |
| JP2000348840A5 JP2000348840A5 (en) | 2005-06-16 |
Family
ID=15546428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11152708A Pending JP2000348840A (en) | 1999-05-31 | 1999-05-31 | Waterproofing device and waterproof socket for electric- wire insertion part, and luminaire using same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000348840A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006133710A (en) * | 2004-11-09 | 2006-05-25 | Sekisui Chem Co Ltd | Luminescence sign using external electrode illuminant |
| JP2007250552A (en) * | 2007-04-16 | 2007-09-27 | Toshiba Lighting & Technology Corp | Fluorescent lamp and lighting system |
| JP2008204746A (en) * | 2007-02-19 | 2008-09-04 | Matsushita Electric Works Ltd | Lamp socket, and luminaire |
-
1999
- 1999-05-31 JP JP11152708A patent/JP2000348840A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006133710A (en) * | 2004-11-09 | 2006-05-25 | Sekisui Chem Co Ltd | Luminescence sign using external electrode illuminant |
| JP4636852B2 (en) * | 2004-11-09 | 2011-02-23 | リンテック株式会社 | Luminous signboard using external electrode light emitter |
| JP2008204746A (en) * | 2007-02-19 | 2008-09-04 | Matsushita Electric Works Ltd | Lamp socket, and luminaire |
| JP2007250552A (en) * | 2007-04-16 | 2007-09-27 | Toshiba Lighting & Technology Corp | Fluorescent lamp and lighting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7137721B1 (en) | Weatherproof outdoor pivoting light assembly | |
| US20110235977A1 (en) | Connector | |
| US8414330B2 (en) | Connector | |
| US20040017684A1 (en) | Waterproof Christmas light bulb | |
| JP2018523910A (en) | Waterproof electrical connector | |
| JP3889730B2 (en) | Conductor connecting device | |
| JP4761165B2 (en) | Fluorescent lamp and lighting device | |
| JP4831229B2 (en) | Waterproof device for wire insertion portion, waterproof socket, and lighting fixture using the same | |
| KR200392268Y1 (en) | cable connector of CCTV with waterproof device | |
| JP2000348840A (en) | Waterproofing device and waterproof socket for electric- wire insertion part, and luminaire using same | |
| JP2002184516A (en) | Waterproof connector | |
| JP3982117B2 (en) | Waterproof socket and lighting fixture | |
| JP2002075483A (en) | Connector for electric wire connection | |
| US20090311917A1 (en) | Socket for Bulb | |
| JP3548685B2 (en) | Waterproof socket | |
| JP2000348839A (en) | Insertion type lamp socket and luminaire | |
| CN210040584U (en) | Cable assembly and cable joint thereof | |
| KR200482605Y1 (en) | Socket structure for working lamp | |
| US5842780A (en) | Pull chain lampholders for mounting upon outlet boxes | |
| KR101035182B1 (en) | Lamp socket, wire seal of the same, and contact terminals thereof | |
| US20040043667A1 (en) | Connector structure for rope light | |
| JPH024418Y2 (en) | ||
| US9735508B2 (en) | Indexable terminal retainer and method of making plugs | |
| JPH0421264Y2 (en) | ||
| JP7389084B2 (en) | Terminal assembly structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040921 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040921 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20061228 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20070213 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070413 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20070612 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070712 |
|
| A911 | Transfer of reconsideration by examiner before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20070817 |
|
| A912 | Removal of reconsideration by examiner before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A912 Effective date: 20070928 |
|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20090223 |