JP2000136669A - Automatic door-closing hinge with cushioning mechanism - Google Patents
Automatic door-closing hinge with cushioning mechanismInfo
- Publication number
- JP2000136669A JP2000136669A JP31187898A JP31187898A JP2000136669A JP 2000136669 A JP2000136669 A JP 2000136669A JP 31187898 A JP31187898 A JP 31187898A JP 31187898 A JP31187898 A JP 31187898A JP 2000136669 A JP2000136669 A JP 2000136669A
- Authority
- JP
- Japan
- Prior art keywords
- piston
- door
- cylinder
- hinge
- closing
- 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.)
- Granted
Links
- 230000035939 shock Effects 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 239000003305 oil spill Substances 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000755266 Kathetostoma giganteum Species 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/638—Cams; Ramps
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2201/00—Constructional elements; Accessories therefor
- E05Y2201/60—Suspension or transmission members; Accessories therefor
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/696—Screw mechanisms
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
Description
【０００１】[0001]
【発明が属する技術分野】本発明は、例えば玄関ドア等
の開閉扉に用いる蝶番、特に閉扉動作を自動的に行わせ
ると共に閉扉時の衝撃を緩衝する機能を備えた緩衝機構
付き自動閉扉蝶番に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge used for an opening / closing door, for example, an entrance door, and more particularly to an automatic door hinge with a buffer mechanism having a function of automatically performing a closing operation and buffering an impact at the time of closing. .
【０００２】[0002]
【従来の技術】従来、上記のような開閉扉に用いる蝶番
において、開閉扉を開いたときには該扉を自動的に閉じ
る方向に回動させる自動閉扉機構と、閉扉時の衝撃を緩
和する緩衝機構とを備えたものは知られている。上記の
自動閉扉機構としては従来一般にコイルばねが用いら
れ、特にコイルばねのねじり方向（周方向）の復元力を
利用したものが多い。また上記の緩衝機構としては油圧
ピストンシリンダが多く用いられている。2. Description of the Related Art Conventionally, in a hinge used for an opening / closing door as described above, when the opening / closing door is opened, an automatic closing mechanism for automatically turning the door in a closing direction and a shock absorbing mechanism for reducing an impact when the door is closed. Those with are known. Conventionally, a coil spring is generally used as the above-mentioned automatic door closing mechanism, and many of them use a restoring force in the torsion direction (circumferential direction) of the coil spring. A hydraulic piston cylinder is often used as the buffer mechanism.
【０００３】[0003]
【発明が解決しようとする課題】ところが、従来の緩衝
機構付き自動閉扉蝶番は、構造が複雑で部品単数・組立
工数が多く製作が面倒であると共に、全体が大型化して
嵩張る等の不具合があった。また油圧ピストンシリンダ
を用いるものにあっては、油漏れが生じて周囲を汚す等
の問題があった。However, the conventional automatic door hinge with a shock absorbing mechanism has a problem that the structure is complicated, the number of individual parts and the number of assembling steps are large, it is troublesome to manufacture, and the whole becomes large and bulky. Was. In the case of using a hydraulic piston cylinder, there is a problem that oil leaks and stains the surroundings.
【０００４】本発明は上記従来の問題点に鑑みて提案さ
れたもので、構造簡単かつ製作容易で、しかも油漏れ等
の生ずるおそれのない緩衝機構付き自動閉扉蝶番を提供
することを目的とする。[0004] The present invention has been proposed in view of the above-mentioned conventional problems, and has as its object to provide an automatic door hinge with a shock absorbing mechanism which is simple in structure and easy to manufacture, and which does not cause oil leakage or the like. .
【０００５】[0005]
【課題を解決するための手段】上記の目的を達成するた
めに本発明による緩衝機構付き自動閉扉蝶番は、以下の
構成としたものである。In order to achieve the above object, an automatic door hinge with a shock absorbing mechanism according to the present invention has the following configuration.
【０００６】即ち、蝶番を構成する一対の羽根板の一方
に筒状のシリンダを一体的に設け、そのシリンダ内に他
方の羽根板の回動動作に連動して進退するピストンを設
けると共に、開扉時のピストンの前進動作によって収縮
する圧縮コイルばねを上記シリンダ内に収容配置し、そ
の圧縮コイルばねの復元力によるピストンの戻し動作に
連動して上記他方の羽根板を閉扉方向に回動させると共
に、上記ピストンの戻り動作によるシリンダ内のエアク
ッション作用で閉扉時の衝撃を緩衝するようにしたこと
を特徴とする。That is, a cylindrical cylinder is integrally provided on one of a pair of blades constituting a hinge, and a piston which moves forward and backward in conjunction with the rotation of the other blade is provided in the cylinder. A compression coil spring that contracts due to the forward movement of the piston at the time of the door is housed and arranged in the cylinder, and the other blade plate is rotated in the door closing direction in conjunction with the return operation of the piston due to the restoring force of the compression coil spring. In addition, an impact at the time of closing the door is buffered by an air cushion action in the cylinder due to the return operation of the piston.
【０００７】上記他方の羽根板とピストンとを連動させ
る手段としては、例えば前記他方の羽根板と一体的に回
動する操作ロッドを設け、その操作ロッドを前記ピスト
ンに形成した凹部内に摺動可能に配置すると共に、その
凹部に形成した螺旋状の凹溝内に上記ロッドに設けた連
結ピンを係合させた構成とすることができる。As means for interlocking the other vane plate and the piston, for example, an operation rod that rotates integrally with the other blade plate is provided, and the operation rod slides in a recess formed in the piston. It is possible to adopt a configuration in which a connection pin provided on the rod is engaged with a helical groove formed in a concave portion of the rod.
【０００８】[0008]
【発明の実施の態様】以下、図に示す実施形態に基づい
て本発明を具体的に説明する。図１は本発明による緩衝
機構付き自動閉扉蝶番の一実施形態を示すもので、同図
（ａ）は縦断正面図、同図（ｂ）はその側面図、同図
（ｃ）はその平面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be specifically described based on embodiments shown in the drawings. 1A and 1B show one embodiment of an automatic door hinge with a shock absorbing mechanism according to the present invention, wherein FIG. 1A is a longitudinal sectional front view, FIG. 1B is a side view thereof, and FIG. It is.
【０００９】図において、１・２は蝶番を構成する金属
板等よりなる一対の羽根板で、その各羽根板１・２に形
成した取付穴１ａ・２ａに例えば図３のように皿ねじＳ
等を挿通することによって、一方の羽根板１を扉枠Ｆ等
に、他方の羽根板２を開閉扉Ｄ等にそれぞれ取付ける構
成である。In the drawing, reference numeral 1.2 designates a pair of blades made of a metal plate or the like constituting a hinge, and for example, as shown in FIG. 3, flathead screws S are provided in mounting holes 1a and 2a formed in the respective blades 1.2.
And the like, one blade plate 1 is attached to the door frame F or the like, and the other blade plate 2 is attached to the opening / closing door D or the like.
【００１０】上記一方の羽根板１には、図１（ａ）に示
すようにエアダンパを構成するシリンダ３が一体的に設
けられ、そのシリンダ３の上端部にはリング状の端板４
が、また下端部には長円形の端板５がそれぞれ溶接もし
くはねじ結合等によって一体的に固着されている。As shown in FIG. 1A, a cylinder 3 constituting an air damper is integrally provided on one of the blades 1, and a ring-shaped end plate 4 is provided at the upper end of the cylinder 3.
An oval end plate 5 is integrally fixed to the lower end by welding or screw connection.
【００１１】その下端側の端板５のほぼ中央部には、シ
リンダ３の外部からシリンダ内へのエアの流通を許容
し、それと反対方向へのエアの流出を阻止するチェック
バルブ６が設けられている。そのチェックバルブ６は図
の場合は端板５のほぼ中央部に形成した段付きの貫通孔
６ａ内に該貫通孔を開閉する球体６ｂを配置した構成で
ある。At a substantially central portion of the end plate 5 on the lower end side, a check valve 6 is provided to allow air to flow from outside the cylinder 3 into the cylinder and prevent air from flowing out in the opposite direction. ing. The check valve 6 has a configuration in which a spherical body 6b for opening and closing the through hole is arranged in a stepped through hole 6a formed substantially at the center of the end plate 5 in the case of the drawing.
【００１２】上記シリンダ３内には、ピストン７が上下
方向に摺動可能に収容配置されている。そのピストン７
およびシリンダ３は、図の実施形態においては横断面長
円形に形成され、それによってピストン７が周方向に回
動するのを防止している。８は上記ピストン７を上下動
させるための操作ロッドで、そのロッド８は前記リング
状の端板４に回動可能に挿通保持されている。また上記
ロッド８は、その長手方向ほぼ中央部に形成した段部８
ｄを上記端板４の下面に当接させると共に、端板４の上
面側において操作ロッド８の周面に形成した溝８ｃにサ
ークリップ９を嵌めることによって上下方向への移動が
阻止されている。A piston 7 is accommodated in the cylinder 3 so as to be vertically slidable. The piston 7
In the illustrated embodiment, the cylinder 3 is formed in an oval cross section, thereby preventing the piston 7 from rotating in the circumferential direction. Reference numeral 8 denotes an operation rod for moving the piston 7 up and down. The rod 8 is rotatably inserted into and held by the ring-shaped end plate 4. The rod 8 has a step 8 formed substantially at the center in the longitudinal direction.
d is brought into contact with the lower surface of the end plate 4, and the circlip 9 is fitted in a groove 8c formed on the peripheral surface of the operation rod 8 on the upper surface side of the end plate 4, so that the movement in the vertical direction is prevented. .
【００１３】その操作ロッド８の上記端板４よりも上方
に突出する上端部８ａには、前記羽根板２が取付けられ
る。図の場合はその羽根板２に一体に形成した筒部１０
を上記操作ロッド８の上端部８ａに嵌合し、その上端部
８ａおよび上記筒部１０に形成した貫通孔１１・１２に
取付ねじ１３を挿通して筒部１０に形成した雌ねじ孔１
４にねじ込んだ構成である。The wing plate 2 is attached to an upper end portion 8a of the operation rod 8 projecting above the end plate 4. In the case of the figure, the cylindrical portion 10 formed integrally with the wing plate 2
Is fitted into the upper end 8a of the operating rod 8, and the female screw hole 1 formed in the cylindrical portion 10 by inserting the mounting screw 13 into the upper end 8a and the through holes 11 and 12 formed in the cylindrical portion 10.
4.
【００１４】上記操作ロッド８の下端部８ｂは、前記ピ
ストン７に形成した断面円形の凹部７ａ内に摺動可能に
嵌合保持され、その下端部８ｂに直径方向に挿通保持さ
せた操作ピン１５の両端突出部１５ａが上記ピストン７
の凹部７ａに形成した一対の凹溝１６に係合している。
その凹溝１６は上記凹部７ａの内周面に螺旋状に形成さ
れ、前記開閉扉Ｄと羽根板２と共に上記操作ロッド８お
よび操作ピン１５が周方向に回動することによってピス
トン７が上下動する構成である。A lower end 8b of the operating rod 8 is slidably fitted and held in a recess 7a having a circular cross section formed in the piston 7, and an operating pin 15 inserted and held in the lower end 8b in the diameter direction. Of both ends of the piston 7
And a pair of concave grooves 16 formed in the concave portion 7a.
The concave groove 16 is spirally formed on the inner peripheral surface of the concave portion 7a, and the operation rod 8 and the operation pin 15 rotate in the circumferential direction together with the door D and the blade plate 2 to move the piston 7 up and down. It is a configuration to do.
【００１５】図中１７はピストン７の周面に嵌めたシー
ル用のＯリング、１８は上記操作ピン１５の抜け止め用
リングナットで、そのリングナット１８は上記ピストン
７の端部にねじ結合され、そのリングナット１８と前記
リング状端板４との間にピストン７を常時下降方向に移
動付勢する圧縮コイルばね１９が縮設されている。In the figure, reference numeral 17 denotes an O-ring for sealing fitted on the peripheral surface of the piston 7, and 18 denotes a ring nut for preventing the operation pin 15 from coming off. The ring nut 18 is screwed to the end of the piston 7. Between the ring nut 18 and the ring-shaped end plate 4, a compression coil spring 19 for constantly urging the piston 7 to move downward is compressed.
【００１６】上記の構成において、開閉扉Ｄを図３の鎖
線示のように閉じた状態では、ピストン７は図１（ａ）
のように下降位置にあり、その状態で開閉扉Ｄを図３中
の矢印ａ方向に開くと、羽根板２と一体に操作ロッド８
および操作ピン１５が同方向に回動し、該操作ピン１５
が螺旋状の凹溝１６内を摺動してピストン７が圧縮コイ
ルばね１９に抗して図４のように上昇する。そのとき、
ピストン７とシリンダ３は平面長円形に形成されている
ので、ピストン７は周方向に回動することはない。また
上記のようにピストン７が上昇することによって前記チ
ェックバルブ６を介してシリンダ３内の下部の部屋Ｒに
エアが導入される。In the above configuration, when the opening / closing door D is closed as shown by a chain line in FIG.
When the opening / closing door D is opened in the direction of arrow a in FIG. 3 in this state, the operating rod 8 is integrated with the blade plate 2.
And the operation pin 15 is rotated in the same direction.
Slides in the spiral groove 16 and the piston 7 rises as shown in FIG. then,
Since the piston 7 and the cylinder 3 are formed in an oblong plane, the piston 7 does not rotate in the circumferential direction. Further, as described above, air is introduced into the lower chamber R in the cylinder 3 through the check valve 6 by raising the piston 7.
【００１７】そして上記開閉扉Ｄを所望の角度まで解放
したところで、開閉扉Ｄから手を離すと、圧縮コイルば
ね１９によるピストン７の押し下げ力とピストン７の自
重等によってピストン７および上記螺旋状の凹溝１６が
徐々に下降移動し、その凹溝１６に沿って操作ピン１５
が回動することによって、操作ロッド８および羽根板２
を介して開閉扉Ｄが自動的に閉じる方向（図３で矢印ａ
と反対方向）に回動する。When the door D is released to a desired angle when the door D is released, when the hand is released from the door D, the pressure of the piston 7 by the compression coil spring 19 and the weight of the piston 7 cause the piston 7 and the helical spiral. The concave groove 16 gradually moves downward, and the operation pin 15 moves along the concave groove 16.
Is rotated, so that the operating rod 8 and the blade 2
Direction in which the opening and closing door D automatically closes (arrow a in FIG. 3).
(In the direction opposite to the above).
【００１８】また上記ピストン７が下降移動することに
よって、該ピストン７の下側のシリンダ３内の部屋Ｒに
溜まったエアが徐々に圧縮され、そのエアによるクッシ
ョン作用によって閉扉時の衝撃が緩和されるものであ
る。なお上記ピストン下側のシリンダ内のエアは、シリ
ンダ７の内面に形成した細い通路２０を介してピストン
上部のシリンダ内に徐々に流入した後、リング状端板４
と操作ロッド１６との間の隙間から大気に放出され、ピ
ストン７は徐々に下降して開閉扉Ｄは閉じた状態とな
る。Further, as the piston 7 moves downward, the air accumulated in the room R in the cylinder 3 below the piston 7 is gradually compressed, and the shock at the time of closing the door is reduced by the cushioning action of the air. Things. The air in the cylinder below the piston gradually flows into the cylinder above the piston through a narrow passage 20 formed in the inner surface of the cylinder 7 and then flows into the ring-shaped end plate 4.
The piston 7 is gradually lowered and the opening / closing door D is closed.
【００１９】上記実施形態においては、シリンダ３に対
するピストン７の周方向の回り止め係止手段としてシリ
ンダ３とピストン７とを断面長円形に形成したが、断面
多角形状に形成してもよく、あるいはシリンダ３とピス
トン７とを断面円形に形成して両者をキー結合等で回り
止め係止させてもよい。In the above-described embodiment, the cylinder 3 and the piston 7 are formed to have an oblong cross section as a means for preventing the piston 7 from rotating in the circumferential direction with respect to the cylinder 3, but may be formed to have a polygonal cross section. The cylinder 3 and the piston 7 may be formed in a circular cross section, and the two may be locked and locked by key connection or the like.
【００２０】またシリンダ外部からシリンダ３内へのみ
エアの流通を許容する手段として、図の実施形態では、
段付きの貫通孔６ａと球体６ｂとからなるチェックバル
ブ６を用いたが、リード弁等を用いることもできる。As means for allowing air to flow only from the outside of the cylinder to the inside of the cylinder 3, in the embodiment shown in FIG.
Although the check valve 6 including the stepped through hole 6a and the spherical body 6b is used, a reed valve or the like may be used.
【００２１】[0021]
【発明の効果】以上説明したように本発明による自動閉
扉型蝶番は、上記の構成であるから構造が極めて簡単で
あり、部品点数・組立工数が少なくて容易・安価に製作
することができる。また閉扉時の衝撃を緩和する手段と
してエアダンパを用いたので、例えば油圧ダンパを用い
た場合のように油漏れが生じて周囲を汚すようなことが
なく取り扱いが容易である等の効果がある。As described above, the hinge for automatic closing type according to the present invention has the above-mentioned structure, so that the structure is extremely simple, the number of parts and the number of assembling steps are small, and it can be manufactured easily and inexpensively. In addition, since the air damper is used as a means for reducing the impact at the time of closing the door, there is an effect that oil leakage does not occur and the surroundings are not stained as in the case of using a hydraulic damper, and the handling is easy.
【図１】（ａ）は本発明による蝶番の一実施形態を示す
縦断正面図。（ｂ）はその側面図。（ｃ）はその平面
図。FIG. 1A is a longitudinal sectional front view showing an embodiment of a hinge according to the present invention. (B) is the side view. (C) is the top view.
【図２】（ａ）は図１（ａ）におけるＡ−Ａ線断面図。
（ｂ）は図１（ａ）におけるＢ−Ｂ線断面図。FIG. 2A is a sectional view taken along line AA in FIG. 1A.
FIG. 2B is a sectional view taken along line BB in FIG.
【図３】使用状態を示す平面図。FIG. 3 is a plan view showing a use state.
【図４】動作状態の縦断正面図。FIG. 4 is a vertical sectional front view of the operating state.
１、２ 羽根板 ３ シリンダ ４、５ 端板 ６ チェックバルブ ７ ピストン ８ 操作ロッド １５ 操作ピン １６ 凹溝 １９ ばね Ｆ 扉枠 Ｄ 開閉扉 1, 2 blade plate 3 cylinder 4, 5 end plate 6 check valve 7 piston 8 operating rod 15 operating pin 16 concave groove 19 spring F door frame D door
Claims (2)
状のシリンダを一体的に設け、そのシリンダ内に他方の
羽根板の回動動作に連動して進退するピストンを設ける
と共に、開扉時のピストンの前進動作によって収縮する
圧縮コイルばねを上記シリンダ内に収容配置し、その圧
縮コイルばねの復元力によるピストンの戻し動作に連動
して上記他方の羽根板を閉扉方向に回動させると共に、
上記ピストンの戻り動作によるシリンダ内のエアクッシ
ョン作用で閉扉時の衝撃を緩衝するようにしたことを特
徴とする緩衝機構付き自動閉扉蝶番。1. A cylindrical cylinder is integrally provided on one of a pair of blades constituting a hinge, and a piston which advances and retreats in conjunction with the rotation of the other blade is provided in the cylinder. A compression coil spring that contracts due to the forward movement of the piston at the time of the door is housed and arranged in the cylinder, and the other blade plate is rotated in the door closing direction in conjunction with the return operation of the piston due to the restoring force of the compression coil spring. Along with
An automatic door hinge with a shock absorbing mechanism, wherein an impact at the time of door closing is buffered by an air cushion action in the cylinder due to the return operation of the piston.
せる手段として、前記他方の羽根板と一体的に回動する
操作ロッドを設け、その操作ロッドを前記ピストンに形
成した凹部内に摺動可能に配置すると共に、その凹部に
形成した螺旋状の凹溝内に上記ロッドに設けた連結ピン
を係合させてなる請求項１記載の緩衝機構付き自動閉扉
蝶番。2. An operation rod which rotates integrally with the other blade plate is provided as means for interlocking the other blade plate and the piston, and the operation rod is slid into a recess formed in the piston. 2. The automatic door hinge with a shock absorbing mechanism according to claim 1, wherein the hinge is arbitrarily arranged and a connecting pin provided on the rod is engaged in a spiral groove formed in the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31187898A JP3984380B2 (en) | 1998-11-02 | 1998-11-02 | Automatic door hinge with shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31187898A JP3984380B2 (en) | 1998-11-02 | 1998-11-02 | Automatic door hinge with shock absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000136669A true JP2000136669A (en) | 2000-05-16 |
| JP3984380B2 JP3984380B2 (en) | 2007-10-03 |
Family
ID=18022507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31187898A Expired - Fee Related JP3984380B2 (en) | 1998-11-02 | 1998-11-02 | Automatic door hinge with shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3984380B2 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002055821A1 (en) * | 2001-01-15 | 2002-07-18 | Sawa, Masako | Automatic closing door hinge, automatic closing door mechanism, and hinge of automatic closing door mechanism |
| KR100381662B1 (en) * | 2000-07-05 | 2003-04-23 | 윤남중 | Door check |
| KR100382112B1 (en) * | 2000-01-15 | 2003-05-01 | 주식회사 솔텍 | Door-hinge device having auto-locking function |
| JP2005113682A (en) * | 2005-01-27 | 2005-04-28 | Kazu Sawa | Automatic door closing system with shock absorbing function, and hinge used for it |
| CN1316137C (en) * | 2003-06-10 | 2007-05-16 | 爱旺创新技术有限公司 | Multipurpose hinge apparatus having automatic return function |
| US7334292B2 (en) * | 2002-10-23 | 2008-02-26 | Sugatsune Kogyo Co., Ltd. | Hinge device |
| WO2009069237A1 (en) * | 2007-11-27 | 2009-06-04 | Sawa Corporation | Automatic door closing hinge and double swing door structure |
| KR101718720B1 (en) | 2016-01-08 | 2017-03-22 | 주식회사 케이오비에이 | A hinge damper and a hinge apparatus using viscoelastic fluid |
| KR101718721B1 (en) | 2016-01-08 | 2017-03-22 | 주식회사 케이오비에이 | A hinge damper and a hinge apparatus having gap between piston and inside housing |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4651684B2 (en) * | 2008-02-05 | 2011-03-16 | 株式会社サワ | Automatic door hinge for double opening and double door structure |
| CN104196390B (en) * | 2014-08-29 | 2016-06-01 | 李焕志 | Axle formula door closer and core body thereof |
-
1998
- 1998-11-02 JP JP31187898A patent/JP3984380B2/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100382112B1 (en) * | 2000-01-15 | 2003-05-01 | 주식회사 솔텍 | Door-hinge device having auto-locking function |
| KR100381662B1 (en) * | 2000-07-05 | 2003-04-23 | 윤남중 | Door check |
| WO2002055821A1 (en) * | 2001-01-15 | 2002-07-18 | Sawa, Masako | Automatic closing door hinge, automatic closing door mechanism, and hinge of automatic closing door mechanism |
| US6928699B2 (en) | 2001-01-15 | 2005-08-16 | Masako Sawa | Automatic closing door hinge, automatic closing door mechanism, and hinge of automatic closing door mechanism |
| US7334292B2 (en) * | 2002-10-23 | 2008-02-26 | Sugatsune Kogyo Co., Ltd. | Hinge device |
| CN1316137C (en) * | 2003-06-10 | 2007-05-16 | 爱旺创新技术有限公司 | Multipurpose hinge apparatus having automatic return function |
| JP2005113682A (en) * | 2005-01-27 | 2005-04-28 | Kazu Sawa | Automatic door closing system with shock absorbing function, and hinge used for it |
| WO2009069237A1 (en) * | 2007-11-27 | 2009-06-04 | Sawa Corporation | Automatic door closing hinge and double swing door structure |
| US8387210B2 (en) | 2007-11-27 | 2013-03-05 | Sawa Corporation | Automatic door closing hinge and double swing door structure |
| CN101878345B (en) * | 2007-11-27 | 2013-03-13 | 佐波有限公司 | Automatic door closing hinge and double swing door structure |
| KR101718720B1 (en) | 2016-01-08 | 2017-03-22 | 주식회사 케이오비에이 | A hinge damper and a hinge apparatus using viscoelastic fluid |
| KR101718721B1 (en) | 2016-01-08 | 2017-03-22 | 주식회사 케이오비에이 | A hinge damper and a hinge apparatus having gap between piston and inside housing |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3984380B2 (en) | 2007-10-03 |
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