JP3055023B2 - Electric cord cord fixing method and cord stopper - Google Patents

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【０００１】[0001]

【発明の属する技術分野】本発明は、機器に使用する電
気コードを機器のハウジングより引出し、その引出した
箇所で上記電気コードを止める電気コードのコード止め
方法およびその止め具に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for fixing an electric cord to an electric cord for use in a device, which is pulled out from a housing of the device, and which stops the electric cord at a position where the electric cord is drawn out, and a fastener for the cord.

【０００２】[0002]

【従来の技術】機器に使用する電気コードは、外側の被
覆にビニール系が多く用いられているために、接着が困
難であるので、従来は図５あるいは図６のようなコード
止めが用いられてきた。2. Description of the Related Art An electric cord used for equipment is hardly adhered to the outside because a vinyl-based material is often used for an outer covering, so that a cord fixing as shown in FIG. 5 or FIG. 6 is conventionally used. Have been.

【０００３】図５は従来のコードの止めであって、円形
のコードの中心で断面にした正面図（コードは断面にせ
ず）を示しており、５１は機器、５２は機器５１のハウ
ジングで、その一つの壁５２ａには円筒状の突起５３を
設け、軟質のビニール等で被覆された円形のコード５４
の外径とほぼ等しい穴を有する合成樹脂等よりなる円筒
状のブッシュ５５を円形のコード５４に挿通させた上
で、コード５４を穴５３ａに通すととともに、ブッシュ
５５の外径を穴５３ｂに嵌入させる。FIG. 5 is a front view of a conventional cord stopper, in which a cross section is formed at the center of a circular cord (the cord is not shown in cross section), 51 is a device, 52 is a housing of the device 51, A cylindrical projection 53 is provided on one of the walls 52a, and a circular cord 54 covered with soft vinyl or the like is provided.
A cylindrical bush 55 made of a synthetic resin or the like having a hole substantially equal to the outer diameter of the bush 55 is inserted through the circular cord 54, and the cord 54 is passed through the hole 53a, and the outer diameter of the bush 55 is inserted into the hole 53b. Insert.

【０００４】その後で、円筒突起５３のめねじに押圧部
材５６をねじ込んで、ブッシュ５５の側端を押圧してブ
ッシュ５５の内径を狭めてコード５４を締め付けてコー
ド５４を止める。なお、５７は回路基板で、コード５４
を形成する複数のビニール等で被覆された被覆心線５８
内の心線５９が半田付けされている。After that, the pressing member 56 is screwed into the female screw of the cylindrical projection 53 to press the side end of the bush 55 to narrow the inner diameter of the bush 55 and tighten the cord 54 to stop the cord 54. Reference numeral 57 denotes a circuit board,
Core wire 58 coated with a plurality of vinyls forming
The inner core wire 59 is soldered.

【０００５】図６も円形をしたコードの中心で断面にし
た正面図（コードは断面にせず）を示しており、６１は
機器、６２はハウジングで、その一つの壁には円筒状の
円筒突起６２ａを設け、その穴の内径は円形のコード６
４の外側被覆の外径とほぼ等しくなっている。円筒突起
６２ａの穴にコード６４の外側被覆を挿通させた状態で
円筒突起６２ａの外径の一部を押圧して絞り、小径部６
２ｂを成形し、小径部６２ｂの内径６２ｃでコード６４
が抜けないように固定する。[0005] Fig. 6 also shows a front view in which a cross section is formed at the center of a circular cord (the cord is not cross section), 61 is a device, 62 is a housing, and one wall thereof has a cylindrical cylindrical projection. 62a, and the inner diameter of the hole is a circular cord 6
4 is substantially equal to the outer diameter of the outer coating. In a state where the outer coating of the cord 64 is inserted into the hole of the cylindrical projection 62a, a part of the outer diameter of the cylindrical projection 62a is pressed and squeezed to form a small diameter portion 6
2b, and a cord 64 is formed with the inner diameter 62c of the small diameter portion 62b.
Fix it so that it does not come off.

【発明が解決しようとする課題】[Problems to be solved by the invention]

【０００６】図５の場合は、円筒状の突起５３の径が太
くなって、小型の機器には適さなくなるとともに、コス
トスも高くなった。図６の場合は、部品数は少ないが、
絞り加工に時間がかかり、ハウジングも絞り加工の良好
な材料に限定されるとともに、真円に絞ることが難しか
った。また、両者とも、どの程度確実にコードが締め付
けられて止められているのかの確認が困難であった。In the case of FIG. 5, the diameter of the cylindrical projection 53 becomes large, which makes it unsuitable for small-sized equipment, and the cost becomes high. In the case of FIG. 6, the number of parts is small,
Drawing takes a long time, and the housing is limited to a material that is well drawn, and it is difficult to draw a perfect circle. In both cases, it was difficult to confirm how reliably the cord was tightened and stopped.

【０００７】更に、上記の方法は、コードが被覆心線の
直径や心線数等の差等で、その外径にばらつきがあるこ
と、外径が必ずしも真円でないこと、コードを引っ張る
とコードが細くなること等により、防水が完全でなく、
防水を必要とする機器内に水漏れを起こす場合があり、
図６の場合は特にその恐れが多かった。Further, the above-mentioned method is based on the fact that the cord has a variation in the outside diameter due to a difference in the diameter or the number of covered cords, the outside diameter is not necessarily a perfect circle, and the cord is pulled when the cord is pulled. Is not completely waterproof,
Water leakage may occur in equipment that requires waterproofing,
In the case of FIG. 6, the fear was particularly high.

【０００８】本発明は、上記のようにコードが抜けてく
る恐れが全くなく、完全な防水効果を有するコード止め
を得ることを目的とするものである。An object of the present invention is to provide a cord stopper having a complete waterproof effect without any risk of the cord coming off as described above.

【０００９】[0009]

【課題を解決するための手段】上記の問題点を解決する
ために、本発明は、少なくとも１以上の被覆心線を外側
被覆により被覆されて第１の外径を有するコードを用い
て、上記コードの上記外側被覆の内側と上記被覆心線と
の間に、第１のリング部材を挿入して上記外側被覆の外
径を拡張して第２の外径とし、上記第２の外径とほぼ同
径の第２の穴と、上記第１の外径とほぼ同径の第１の穴
とを同心に段付き穴として設けた第２のリング部材を、
上記第１の穴には上記第１の外径を、上記第２の穴には
上記第２の外径をそれぞれ嵌挿させた上で、上記コード
の上記被覆心線側が機器のハウジングの貫通穴に挿入し
た状態で、上記ハウジングに上記第２のリング部材を取
り付ける電気コードのコード止め方法である。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a method for manufacturing a cable, wherein at least one or more coated core wires are covered with an outer coating and have a first outer diameter. A first ring member is inserted between the inside of the outer sheath of the cord and the core wire to expand the outer diameter of the outer sheath to a second outer diameter, and the second outer diameter A second ring member in which a second hole having substantially the same diameter and a first hole having substantially the same diameter as the first outer diameter are provided concentrically as stepped holes;
The first outer diameter is inserted into the first hole, the second outer diameter is inserted into the second hole, and the covered core side of the cord is inserted through the housing of the device. A method of fixing an electric cord to attach the second ring member to the housing while being inserted into a hole.

【００１０】また、上記第２のリング部材の第２の穴の
内径は、上記第２の外径より小であり、上記第２の外径
を上記第２の穴に圧入する電気コードのコード止め方法
である。The inside diameter of the second hole of the second ring member is smaller than the second outside diameter, and the cord of the electric cord for press-fitting the second outside diameter into the second hole. It is a stopping method.

【００１１】更に、少なくとも１以上の被覆心線を外側
被覆により被覆されて第１の外径を有するコードを、機
器のハウジングを貫通させ、該コードを上記ハウジング
に止めるコード止め具であって、上記コードの外側被覆
の内側と上記被覆心線との間に挿入して上記外側被覆の
外径を拡大して第２の外径にする第１のリング状部材
と、上記第２の外径とほぼ同径の第２の穴と、上記第１
の外径とほぼ同径の第１の穴とを同心に段付き穴として
設けるとともに、上記ハウジングに取り付ける手段を設
けた第２のリング部材とより構成される電気コードのコ
ード止め具である。[0011] Further, a cord stopper for passing a cord having at least one covering core wire covered with an outer covering and having a first outer diameter, through a housing of an apparatus, and fixing the cord to the housing, A first ring-shaped member which is inserted between the inside of the outer sheath of the cord and the sheath core wire to increase the outer diameter of the outer sheath to a second outer diameter, and the second outer diameter A second hole having substantially the same diameter as the first hole,
And a second ring member provided with means for attaching to the housing and a first hole having a diameter substantially the same as the outer diameter of the first ring is provided concentrically as a stepped hole.

【００１２】また、上記第２のリング部材の第２の穴の
内径は、上記第２の外径より小であり、上記第２の外径
を上記第２の穴に圧入する電気コードのコード止め具で
ある。The inner diameter of the second hole of the second ring member is smaller than the second outer diameter, and a cord of an electric cord for press-fitting the second outer diameter into the second hole. It is a stop.

【００１３】[0013]

【発明の実施の形態】図１の（ａ）は使用するコードの
側面図と一部を中央断面にした（被覆心線は断面にせ
ず）一端部の正面図を示しており、（ｂ）、（ｃ）はコ
ード止めの使用部材の図で、（ｂ）は第１のリング部材
を中央断面にした正面図と側面図、（ｃ）は第２のリン
グ部材を中央断面にした正面図と側面図を示す。図２は
図１の部材を使用して組立ようとしている状態を中央で
断面にした（被覆心線は断面にせず）正面図を、図３は
機器に組み込んだ状態を示す中央で断面にした（被覆心
線は断面にせず）正面図を、図４は第２のリング部材の
形状を変えた場合の機器に組み込んだ状態を示す中央で
断面にした（被覆心線は断面にせず）正面図を示す。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1A shows a side view of a cord used and a front view of one end part of which is a center section (the covering core is not shown), and FIG. , (C) is a view of a member used for cord fastening, (b) is a front view and a side view in which a first ring member has a center section, and (c) is a front view in which a second ring member has a center section. And a side view. FIG. 2 is a front view in which a state where assembly is to be performed using the members of FIG. 1 is shown at the center (the covering core is not shown), and FIG. FIG. 4 is a front view (without a cross-section of the coated core wire) showing a state in which the second ring member is incorporated into a device when the shape of the second ring member is changed. The figure is shown.

【００１４】図１（ａ）において、１１はコードを示
し、コード１１は軟質のビニル等よりなる外径ｄ（第１
の外径）の太さの外側被覆１２と、外側被覆１２に覆わ
れた複数の導体よりなる心線１３をビニール等で被覆し
た被覆心線１４よりなり、更に図には示してないが，外
側被覆１２の中部には適宜の綿糸を被覆心線１４と平行
して収めたり、被覆心線１２を東ねるために、細幅の紙
を複数の被覆心線１２に巻き付けたりしてある。In FIG. 1A, reference numeral 11 denotes a cord, and the cord 11 has an outer diameter d (first
Outer sheath 12 having a thickness of (outer diameter), and a sheathed core 14 in which a plurality of conductors 13 covered with the outer sheath 12 are covered with vinyl or the like. the middle of the outer cover 12 or matches in parallel an appropriate cotton and covered conductor 14, to sleeping the covered conductor 12 East, it is or wound paper narrow the plurality of covered conductor 12.

【００１５】図１（ｂ）の第１のリング部材１５は金属
または合成樹脂よりなるリングで、その内径ｄ１は、複
数の被覆心線１４がまとめて、ゆるく挿入できる程度の
寸法とし、第１のリング部材１５の外径ｄ２は強度上必
要な肉厚を保てるような外径とする。The first ring member 15 shown in FIG. 1B is a ring made of a metal or a synthetic resin. The inner diameter d1 of the first ring member 15 is set to such a size that a plurality of coated core wires 14 can be loosely inserted together. The outer diameter d2 of the ring member 15 is set to an outer diameter that can maintain a necessary thickness for strength.

【００１６】図１（ｃ）の第２のリング部材１６は金属
または合成樹脂等よりなるリングで、第２のリング部材
１６の小さい方の穴１６ａ（第１の穴）の内径ｄ３はコ
ード１１の外側被覆１２の外径ｄ（第１の外径）が、ゆ
るく挿入できる程度の寸法とし、第２のリング１６の大
きい方の穴１６ｂ（第２の穴）の内径ｄ４は、第１のリ
ング部材１５の外径ｄ２にコード１１の外側被覆１２の
厚みｔの２倍を加えた寸法（ｄ２＋２ｔ、第２の外径）
程度とする。第２のリング１６の外径ｄ５、ｄ６は強度
上必要な肉厚を保てるような外径とし、フランジ１６ｃ
を形成して複数のビス穴１６ｄを設けておく。The second ring member 16 shown in FIG. 1C is a ring made of metal or synthetic resin or the like. The inside diameter d3 of the smaller hole 16a (first hole) of the second ring member 16 is the cord 11 The outer diameter d (first outer diameter) of the outer coating 12 of the second ring 16 is set to such a size that it can be loosely inserted, and the inner diameter d4 of the larger hole 16b (second hole) of the second ring 16 is the first diameter. Dimension obtained by adding twice the thickness t of the outer coating 12 of the cord 11 to the outer diameter d2 of the ring member 15 (d2 + 2t, second outer diameter)
Degree. The outer diameters d5 and d6 of the second ring 16 are set so as to maintain the required thickness for strength, and the flange 16c
Are formed to provide a plurality of screw holes 16d.

【００１７】上記コード１１、第１のリング部材１５、
第２のリング部材１６を使用して組立るには、図２のよ
うに、まずコード１１の第１の外径ｄに第２のリング部
材１６の第１の穴１６ａを挿通しておく。次に第１のリ
ング部材１５を矢印ｐ方向に移動して複数の被覆心線１
４を挿通させた上で、更に第１のリング部材１５を外側
被覆１２内にほぼ後端が隠れる程度に押し込むと、その
部分の外側被覆１２の外径は第２の外径（ｄ２＋２ｔ）
に拡大する。次にコード１１の先端部を機器のハウジン
グに２２の穴２２ａ内を通す。The cord 11, the first ring member 15,
In order to assemble using the second ring member 16, first holes 16a of the second ring member 16 are first inserted into the first outer diameter d of the cord 11, as shown in FIG. Next, the first ring member 15 is moved in the direction of arrow p to
When the first ring member 15 is further pushed into the outer coating 12 so that the rear end is almost hidden, the outer diameter of the outer coating 12 at that portion becomes the second outer diameter (d2 + 2t).
To expand. Next, the leading end of the cord 11 is passed through the hole 22a of 22 in the housing of the device.

【００１８】続いて、心線１３を回路基板２３（図３参
照）に半田付けした後でコード１１を紙面で右方向に引
いて回路基板２３をハウジング２２内に固定させておい
て（図３参照）、コード１１に挿通されていた第２のリ
ング部材１６を、矢印ｍ方向に移動させて第２の穴１６
ｂに外側被覆１２の第２の外径（ｄ２＋２ｔ）を挿入し
て止まるまで押し込む。その後フランジ１６ｃをハウジ
ング２２にビス２４（図３参照）で螺止する。Subsequently, after the core wire 13 is soldered to the circuit board 23 (see FIG. 3), the cord 11 is pulled rightward on the paper to fix the circuit board 23 in the housing 22 (FIG. 3). see), the second ring member 16 which has been inserted in the code 11, the second hole 16 is moved in the direction of arrow m
Insert the second outer diameter (d2 + 2t) of the outer coating 12 into b and push it in until it stops. Thereafter, the flange 16c is screwed to the housing 22 with screws 24 (see FIG. 3).

【００１９】図３は図２の組立方法で組み立てた完成図
であって、２２は機器２１のハウジング、２３は回路基
板、２４はビスである。FIG. 3 is a completed view assembled by the assembling method shown in FIG. 2, wherein 22 is a housing of the device 21, 23 is a circuit board, and 24 is a screw.

【００２０】図４は図３における第２のリング部材１６
のフランジ１６ｃをなくした場合で、第２のリング部材
４６の外径部４６ａはハウジング４２の円筒状の突起４
２ａの穴の内径にゆるく嵌入させた上で両者を接着する
か、突起４２ａに設けた第２のリング部材４６の中心に
向かう止めビスで止めるようにする。FIG. 4 shows the second ring member 16 in FIG.
When the flange 16 c of the second ring member 46 is eliminated, the outer diameter portion 46 a of the second ring member 46 is
After loosely fitting into the inner diameter of the hole 2a, the two are adhered together, or they are stopped with a stop screw toward the center of the second ring member 46 provided on the projection 42a.

【００２１】図３あるいは図４で明らかなように、コー
ド１１の外部被覆１２は外部被覆１２の内径と被覆心線
１４間に第１のリング部材１５が挿入されて外径が第２
の外径に拡大した状態で、第２のリング１６（４６）の
第２の穴の内径ｄ４（図１（ｃ））に収められ、第１の
外径ｄのコード１１が挿通する第２のリング部材１６
（４６）の第１の穴の内径ｄ３（図１（ｃ））より大き
いためにコード１１が紙面で右方向に引張られても、コ
ード１１は第２のリング部材１６（４６）の第１の穴の
内径ｄ３にくさびの作用で止められおり、コード１１を
引張ってもこのくさびの作用で絶対に抜けるようなこと
がない。As is apparent from FIG. 3 or FIG. 4, the outer sheath 12 of the cord 11 has a second outer diameter formed by inserting a first ring member 15 between the inner diameter of the outer sheath 12 and the sheath core 14.
In the state in which the outer diameter of the second ring 16 (46) is increased to the inside diameter d4 of the second hole of the second ring 16 (46) (FIG. 1 (c)), the cord 11 having the first outside diameter d is inserted. Ring member 16
Even if the cord 11 is pulled to the right on the paper because the inner diameter d3 of the first hole (46) is larger than that of the first ring (46), the cord 11 is not removed from the first ring 16 of the second ring member 16 (46). The inner diameter d3 of the hole is stopped by the action of a wedge, and even if the cord 11 is pulled, the cord 11 never comes off due to the action of the wedge.

【００２２】また、第２の外径は、第１のリング部材１
５の精度の高い外径ｄ２に、一定厚みｔの外側被覆１２
がかぶさるようにしたために、第２の外径の直径精度と
真円度が向上した。この直径精度と真円度が向上した第
２の外径をもつ外側被覆１２を、第２の外径よりも、や
や小さく設定した内径をもつ第２の穴１６ｂ（４６ｂ）
に圧入するようにした場合は、更に機器内への防水は完
全に保たれるようになる。The second outer diameter is equal to the first ring member 1.
5, the outer coating 12 having a constant thickness t on the highly accurate outer diameter d2.
As a result, the diameter accuracy and roundness of the second outer diameter are improved. The outer coating 12 having the second outer diameter having the improved diameter accuracy and roundness is provided with the second hole 16b (46b) having the inner diameter set slightly smaller than the second outer diameter.
If so as to press fitting, ing as yet waterproof to the apparatus is completely kept.

【００２３】上記実施の形態では、コードは複数の被覆
心線を外側被覆で被覆したものであったが、上記被覆心
線は例えばシールド線のように１本のみであっても当然
本発明に属す。同様に上記した実施形態に限定されるも
のではなく、その趣旨を逸脱しない範囲のおいて種々変
更を加えることができる。In the above-described embodiment, the cord is formed by covering a plurality of covered core wires with an outer covering. Belong. Similarly, the present invention is not limited to the above-described embodiment, and various changes can be made without departing from the spirit of the present invention.

【００２４】[0024]

【発明の効果】本発明は、上記のようにコードの外部被
覆は外部被覆の内径と被覆心線との間に第１のリング部
材が挿入されて外径が第２の外径に拡大した状態で、第
２のリングの第２の穴に収められ、第１の外径のコード
が挿通する第２のリング部材の第１の穴より大きいため
に、コードは第２のリング部材の第１の穴の内径ｄ３に
くさびの作用で止められており、このくさびの作用でコ
ードを引張っても絶対に抜けるようなことがない。According to the present invention, as described above, the outer sheath of the cord has the outer diameter enlarged to the second outer diameter by inserting the first ring member between the inner diameter of the outer sheath and the core wire. In the condition, the cord is accommodated in the second hole of the second ring member and is larger than the first hole of the second ring member through which the cord of the first outer diameter is inserted. The inner diameter d3 of the first hole is stopped by the action of a wedge, and the cord is never pulled out by the action of the wedge even if the cord is pulled.

【００２５】また、第２の外径は、第１のリング部材の
精度の高い外径に、一定厚みの外側被覆がかぶさるよう
にしたために、第２の外径の直径精度と真円度が向上し
た。この直径精度と真円度が向上した第２の外径をもつ
外側被覆を、第２の外径よりも、やや小さく設定した内
径をもつ第２の穴に圧入するようにしたために、機器内
への防水は完全に保たれるようになった。Further, the second outer diameter is set so that the outer diameter of the second ring has a high accuracy, and the outer diameter of the second ring is covered with a constant thickness. Improved. The outer coating having the second outer diameter with improved diameter accuracy and roundness is press-fitted into the second hole having an inner diameter set slightly smaller than the second outer diameter. Water resistance has been completely preserved.

【００２６】更に、コンパクトな形状でまとまり、組立
が容易であるとともに、加工の容易な部材で構成されて
いるので、総合的に低コストである。Furthermore, since it is formed in a compact shape, is easy to assemble, and is made of a member that can be easily processed, the overall cost is low.

【図面の簡単な説明】[Brief description of the drawings]

【図１】（ａ）は使用するコードの側面図と正面図、
（ｂ）は第１のリング部材の正面図と側面図、（ｃ）は
第２のリング部材の正面図と側面図である。FIG. 1A is a side view and a front view of a cord to be used,
(B) is a front view and a side view of the first ring member, and (c) is a front view and a side view of the second ring member.

【図２】図１の部材を使用して組立ようとしている状態
を示す正面図である。FIG. 2 is a front view showing a state where assembly is to be performed using the members of FIG. 1;

【図３】機器に組み込んだ状態を示す正面図である。FIG. 3 is a front view showing a state in which the device is incorporated in a device.

【図４】機器に組み込んだ別の状態を示す正面図であ
る。FIG. 4 is a front view showing another state incorporated in the device.

【図５】従来のコードの止めの正面図である。FIG. 5 is a front view of a conventional cord stopper.

【図６】従来の別のコードの止めの正面図である。FIG. 6 is a front view of another conventional cord stopper.

【符号の説明】[Explanation of symbols]

１１ コード １２ 外側被覆 １３ 心線 １４ 被覆心線 １５ 第１のリング部材 １６、４６ 第２のリング部材 １６ａ 第１の穴 １６ｂ 第２の穴 ２１ 機器 ２２、４２ ハウジング ２３ 回路基板 ｄ 第１の外径 ｄ２＋２ｔ 第２の外径 DESCRIPTION OF SYMBOLS 11 Cord 12 Outer sheath 13 Core wire 14 Coated core wire 15 1st ring member 16, 46 2nd ring member 16a 1st hole 16b 2nd hole 21 Equipment 22, 42 Housing 23 Circuit board d 1st outside Diameter d2 + 2t Second outer diameter

Claims (4)

(57)【特許請求の範囲】(57) [Claims] 【請求項１】 少なくとも１以上の被覆心線を外側被覆
により被覆されて第１の外径を有するコードを用いて、
上記コードの上記外側被覆の内側と上記被覆心線との間
に、第１のリング部材を挿入して上記外側被覆の外径を
拡張して第２の外径とし、上記第２の外径とほぼ同径の
第２の穴と、上記第１の外径とほぼ同径の第１の穴とを
同心に段付き穴として設けた第２のリング部材を、上記
第１の穴には上記第１の外径を、上記第２の穴には上記
第２の外径をそれぞれ嵌挿させた上で、上記コードの上
記被覆心線側が機器のハウジングの貫通穴に挿入した状
態で、上記ハウジングに上記第２のリング部材を取り付
けることを特徴とする電気コードのコード止め方法。1. A cord having at least one covering core wire covered with an outer covering and having a first outer diameter.
A first ring member is inserted between the inside of the outer sheath of the cord and the core wire to expand the outer diameter of the outer sheath to a second outer diameter, and the second outer diameter A second ring member provided as a stepped hole concentrically with a second hole having substantially the same diameter as the first hole and a first hole having substantially the same diameter as the first outer diameter is provided in the first hole. After the first outer diameter is inserted into the second hole and the second outer diameter is inserted into the second hole, the coated core side of the cord is inserted into a through hole of a housing of a device. A method of fixing an electric cord, comprising attaching the second ring member to the housing. 【請求項２】 上記第２のリング部材の第２の穴の内径
は、上記第２の外径より小であり、上記第２の外径を上
記第２の穴に圧入することを特徴とする請求項１記載の
電気コードのコード止め方法。2. An inner diameter of a second hole of the second ring member is smaller than the second outer diameter, and the second outer diameter is press-fitted into the second hole. 2. The method according to claim 1, wherein the cord is stopped. 【請求項３】 少なくとも１以上の被覆心線を外側被覆
により被覆されて第１の外径を有するコードを、機器の
ハウジングを貫通させ、該コードを上記ハウジングに止
めるコード止め具であって、上記コードの外側被覆の内
側と上記被覆心線との間に挿入して上記外側被覆の外径
を拡大して第２の外径にする第１のリング状部材と、上
記第２の外径とほぼ同径の第２の穴と、上記第１の外径
とほぼ同径の第１の穴とを同心に段付き穴として設ける
とともに、上記ハウジングに取り付ける手段を設けた第
２のリング部材とより構成されることを特徴とする電気
コードのコード止め具。3. A cord stopper for passing a cord having a first outer diameter, the cord having at least one or more covered core wires covered with an outer sheath, penetrating a housing of the device, and fixing the cord to the housing. A first ring-shaped member which is inserted between the inside of the outer sheath of the cord and the sheath core wire to increase the outer diameter of the outer sheath to a second outer diameter, and the second outer diameter A second hole member having a second hole having substantially the same diameter as the first hole and a first hole having substantially the same diameter as the first outer diameter being provided concentrically as a stepped hole, and having means for attaching to the housing; And a cord stopper for an electric cord. 【請求項４】 上記第２のリング部材の第２の穴の内径
は、上記第２の外径より小であり、上記第２の外径を上
記第２の穴に圧入することを特徴とする請求項３記載の
電気コードのコード止め具。4. An inner diameter of a second hole of the second ring member is smaller than the second outer diameter, and the second outer diameter is press-fitted into the second hole. A cord stopper according to claim 3, wherein