JP2620752B2 - Pipe connector - Google Patents

Pipe connector

Info

Publication number
JP2620752B2
JP2620752B2 JP5316893A JP31689393A JP2620752B2 JP 2620752 B2 JP2620752 B2 JP 2620752B2 JP 5316893 A JP5316893 A JP 5316893A JP 31689393 A JP31689393 A JP 31689393A JP 2620752 B2 JP2620752 B2 JP 2620752B2
Authority
JP
Japan
Prior art keywords
wedge
base
holding
wedge body
bearing
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.)
Expired - Lifetime
Application number
JP5316893A
Other languages
Japanese (ja)
Other versions
JPH07166694A (en
Inventor
栄児 宮島
洋 吉田
信二 吉田
Original Assignee
株式会社マルサ
日本ビテイリース株式会社
住金鋼材工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社マルサ, 日本ビテイリース株式会社, 住金鋼材工業株式会社 filed Critical 株式会社マルサ
Priority to JP5316893A priority Critical patent/JP2620752B2/en
Publication of JPH07166694A publication Critical patent/JPH07166694A/en
Application granted granted Critical
Publication of JP2620752B2 publication Critical patent/JP2620752B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

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

【0001】[0001]

【産業上の利用分野】本発明は、例えば建築用足場を組
み立てる際に多用されるパイプ連結具に関するものであ
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe connector frequently used in assembling a scaffold for building, for example.

【0002】[0002]

【従来の技術及び発明が解決しようとする課題】従来
は、パイプ抱持縁を有するL型のパイプ受基体の一端に
締付抱持体を開閉自在に枢着し、この締付抱持体の先端
にボルト杆を設け、パイプ受基体の他端に支承部を設け
ると共に、この支承部にボルト杆が嵌入する嵌入溝を形
成し、締付抱持体を閉じて、この嵌入溝にボルト杆を嵌
入し、外側よりナットを螺着して支承部に対して締め付
けてパイプを抱持固定するもので、例えばこのクランプ
を背中合わせに二体連結することで、直交する仮設パイ
プを交叉連結するものである。
2. Description of the Related Art Conventionally, a clamping holder is pivotally connected to one end of an L-shaped pipe receiving base having a pipe retaining edge so as to be openable and closable. A bolt rod is provided at the end of the pipe receiving body, a support portion is provided at the other end of the pipe receiving base, and a fitting groove in which the bolt rod is fitted is formed in the support portion. The fastening member is closed, and the bolt is inserted into the fitting groove. A rod is inserted, a nut is screwed in from the outside, and the pipe is held and fixed by tightening it against the support portion. For example, by connecting this clamp back to back, two temporary pipes orthogonally cross each other. Things.

【0003】従来のこのようなクランプの締付作業はボ
ルトナット締付方式であり、回動工具を要して回し締め
作業を要することなどから厄介な作業で作業能率が悪
い。
[0003] Conventionally, such a clamp tightening operation is a bolt and nut tightening method, which requires a rotating tool and requires a turning and tightening operation.

【0004】そこで、出願人はハンマーなどの打撃具の
みで締め付けできる楔方式のクランプの開発に取り組
み、例えば実願平4−54068号などの楔式クランプ
などを開発した。
Therefore, the applicant has worked on the development of a wedge-type clamp that can be tightened only with a hammer or other hitting tool, and has developed a wedge-type clamp such as Japanese Utility Model Application No. 4-54068.

【0005】しかしながら、楔は図7に示すような形状
であったため例えばこのクランプの止着場所によっては
打撃した楔を打ち戻してクランプを取り外す場合に、図
8に示すように楔の打入側先端部に邪魔物17があり、
楔の打入側先端部を戻し方向に打ち戻しずらい場合があ
り、クランプが取り外しにくくなるという問題点が生じ
得る。
However, since the wedge has a shape as shown in FIG. 7, for example, when the wedge struck back is removed and the clamp is removed depending on the fastening position of the clamp, as shown in FIG. There is an obstacle 17 at the tip,
In some cases, it is difficult to strike back the wedge driving end in the returning direction, which may cause a problem that the clamp becomes difficult to remove.

【0006】本発明は、このような問題点を解決すべく
この楔式クランプに更に改良を加え、クランプが取り外
しにくくなることも防止した実用性に秀れた楔式のクラ
ンプを提供することを目的としている。
The present invention has been made to solve the above-mentioned problems by further improving this wedge-type clamp, and providing a practical wedge-type clamp which prevents the clamp from being difficult to remove. The purpose is.

【0007】[0007]

【課題を解決するための手段】添付図面を参照して本発
明の要旨を説明する。
The gist of the present invention will be described with reference to the accompanying drawings.

【0008】鋼管1を抱持する抱持縁2’を形成した基
体2の一端部に、締付抱持体3の基端部を枢着して基体
2に対して締付抱持体3を開閉自在に設け、基体2の他
端部に支承部4を突設し、この支承部4を分断するよう
に締付抱持体3の開閉先端部が嵌入する嵌入部5を基体
2の他端部に形成し、この締付抱持体3の開閉先端部
に、この開閉先端部を嵌入部5に嵌入した際に支承部4
と所定間隙を置いて対向する支承対向部6を突設し、こ
の締付抱持体3の開閉先端部にこの締付抱持体3に対し
て回動自在にして且つ締付抱持体3と離れない状態にし
て締付抱持体3の長さ方向に楔体7を突設し、前記基体
2で鋼管1を抱持し締付抱持体3を起こして鋼管1を締
め付け抱持した際、楔体7を略90度回動して前記支承
部4と支承 対向部6間に打入スライドし得るように構成
したパイプ連結具であって、この楔体7の打入基端側に
楔体7の打入方向と反対方向の戻し方向へ打撃し得る係
脱用打撃部11を突設したことを特徴とするパイプ連結
具に係るものである。
[0008] The base end of the clamping holder 3 is pivotally connected to one end of the base 2 having the holding edge 2 'for holding the steel pipe 1, and the clamping holder 3 is fixed to the base 2. The supporting portion 4 is protrudingly provided at the other end of the base 2, and the fitting portion 5 into which the opening / closing tip of the fastening member 3 is fitted so as to divide the supporting portion 4 is attached to the base 2. formed at the other end, the closing end portion of the clamping retaining member 3, bearing 4 upon insertion the opening tip portion into the fitting portion 5
And at a predetermined gap projecting a bearing face 6 opposite to the opening and closing end portion of the clamping retaining body 3 with respect to the tightening retaining body 3
To make it free to rotate and to keep it away from the clamping body 3
The wedge body 7 is protruded in the length direction of the holding body 3 to
2 holds the steel pipe 1 and raises the holding body 3 to fasten the steel pipe 1
At the time of holding and holding, the wedge body 7 is rotated approximately 90 degrees to
It is configured to be able to slide between the part 4 and the bearing opposing part 6
A pipe connecting tool, characterized in that an engaging / disengaging striking portion 11 capable of striking in a return direction opposite to the striking direction of the wedge body 7 is protrudingly provided on the basal end side of the wedge body 7. Pertaining to a pipe coupler.

【0009】[0009]

【作用】鋼管1に基体2を抱持して締付抱持体3を閉じ
て締付抱持体3の開閉先端部を嵌入切欠部5内に嵌入す
る。
The clamping body 3 is closed by holding the base 2 in the steel pipe 1 and the opening / closing end of the clamping body 3 is fitted into the notch 5.

【0010】すると、支承部4と支承対向部6とが所定
の間隙を介して対向し、この間隙内に打入スライドでき
るように楔体7を回動し、楔体7の打入側基端部を打入
して楔体7を打入スライドし、鋼管1に本案品を抱持固
定する。
Then, the bearing portion 4 and the bearing facing portion 6 face each other with a predetermined gap therebetween, and the wedge body 7 is rotated so as to be able to slide into the gap. The end portion is driven in, the wedge body 7 is driven in and slid, and the product is held and fixed to the steel pipe 1.

【0011】この本案品を取り外す場合は、逆にこの楔
体7の打入側先端部を打入スライド方向と反対方向の戻
し方向に打撃して楔体7を打ち戻して取り外すが、この
楔体7の打入側先端部側に邪魔物があって打ち戻し打撃
しずらい場合には、楔体7の打入基端側に設けた係脱用
打撃部11を戻し方向に打撃して楔体7を打ち戻し、本
案品を取り外す。
When the product of the present invention is to be removed, on the contrary, the tip of the wedge 7 on the driving side is hit in the return direction opposite to the driving slide direction, and the wedge 7 is returned and removed. If there is an obstacle on the tip side of the driving side of the body 7 and it is difficult to hit back, the hitting / unengaging hitting portion 11 provided on the base end of the wedge body 7 is hit in the returning direction. The wedge body 7 is returned, and the product is removed.

【0012】[0012]

【実施例】図面は本案品にパイプ枢着連結部15を設け
たもので、この連結部15を介してパイプ14の両端に
夫々本案品を連結し、作業足場を構築する脚パイプ16
に本案品によって交差状態にこのパイプ14を架設して
作業足場を補強するように使用する場合を図示してい
る。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the drawings, the present invention is provided with a pipe pivot connecting portion 15 which is connected to both ends of a pipe 14 via the connecting portion 15 to form a leg pipe 16 for constructing a working scaffold.
Fig. 2 shows a case where the pipe 14 is erected in a crossed state and used to reinforce a work scaffold according to the present invention.

【0013】本実施例では、従来例のボルトナット方式
と略同様の構成で抱持縁2’を有するL字型の基体2の
一端に締付抱持体3を開閉自在に枢着し、他端を外方へ
突出させて支承部4を形成し、この支承部4を分断する
ようにして切欠溝を形成して嵌入部5(嵌入切欠部5)
を形成している。
In this embodiment, a clamping holder 3 is pivotally connected to one end of an L-shaped base 2 having a holding edge 2 'in a manner substantially similar to that of the conventional bolt and nut system, so that it can be opened and closed. The other end is protruded outward to form a support portion 4, and a cutout groove is formed so as to divide the support portion 4 to form a fitting portion 5 (fitting notch portion 5).
Is formed.

【0014】一方締付抱持体3の嵌入切欠部5に嵌入す
る開閉先端を略直角に折り返して突出状態となる支承対
向部6を形成し、この支承対向部6と締付抱持体3との
間に取付杆9を架設している。楔体7の長さ方向に形成
した打入スライド用長窓10をこの取付杆9に係合して
楔体7を締付抱持体3に対して回動自在にして且つ打入
スライド自在に設けている。
On the other hand, the opening / closing end to be fitted into the fitting notch 5 of the clamped holder 3 is bent at substantially right angle to form a bearing facing portion 6 which is in a projected state, and this bearing facing portion 6 and the clamped holder 3 are formed. And a mounting rod 9 is installed between them. The driving slide long window 10 formed in the length direction of the wedge body 7 is engaged with the mounting rod 9 so that the wedge body 7 is rotatable with respect to the clamped holding body 3 and the driving slide is free. Is provided.

【0015】この楔体7は打入側基端部に打撃部13を
設け、先端に行く程幅細くなる楔形状に設定し、嵌入切
欠部5に締付抱持部3を嵌入した後略直角に楔体7を回
動して打撃部13を打撃することで、支承部4と支承対
向部6間の間隙に打ち込み係止するように形成してい
る。
The wedge body 7 is provided with a hitting portion 13 at a base end portion on the driving side, is set in a wedge shape that becomes narrower toward the tip, and is substantially perpendicular to the fitting notch portion 5 after the fastening and holding portion 3 is fitted. By rotating the wedge body 7 and hitting the hitting portion 13, the wedge body 7 is driven into the gap between the support portion 4 and the support opposing portion 6 to be locked.

【0016】また、本実施例では折曲形成して形成した
支承対向部6を支承部4側に向けて凸状態の湾曲面8に
形成し、楔体7に対して線当たり状態となるように形成
している。
Further, in the present embodiment, the bearing opposing portion 6 formed by bending is formed on the curved surface 8 which is convex toward the support portion 4 side, so that it comes into line contact with the wedge body 7. Is formed.

【0017】また、嵌入切欠部5により左右対称状態に
分断形成されている支承部4・4の略中央上方に湾曲面
8が位置するように設けている。従って、楔体7を打ち
込んだ締付状態において、嵌入切欠部5により左右に分
断された支承部4間の上部に支承対向部6が位置し、支
承対向部6の対向面は湾曲面8に形成されているため、
楔体7には線当たり状態で圧接し、楔体7に対してバラ
ンス良く、片持状態とならず上部の湾曲面8のより良好
に楔体7を圧接することとなり、この楔体7の打入によ
る締付が強固となり、またこの状態が安定的となり、外
れにくい秀れた楔式のパイプ連結具となる。
Further, a curved surface 8 is provided so as to be located substantially above the center of the bearings 4 which are divided and formed symmetrically by the fitting notch 5. Therefore, in the tightened state in which the wedge body 7 is driven, the bearing opposing portion 6 is located above the bearing portions 4 divided by the fitting cutouts 5 left and right, and the opposing surface of the bearing opposing portion 6 is on the curved surface 8. Because it is formed
The wedge body 7 is pressed against the wedge body 7 in a line contact state, and the wedge body 7 is pressed against the wedge body 7 in a well-balanced and cantilever state without being in a cantilever state. The tightening by driving is firm, and this condition is stable, and it is an excellent wedge-type pipe connector that is hard to come off.

【0018】また、本実施例の楔体7は、支承部4に打
入用スライド長窓10を境にした左右平行縁が当接する
ように形成しており、この左右平行縁が係合する線状の
ガイド溝12を支承部4の支承面に二本設けている。こ
のガイド溝12は支承部4の裏面をプレスして二本のガ
イド溝12間を支承面側へ突出することで形成してい
る。
The wedge body 7 of this embodiment is formed so that the left and right parallel edges bordering the driving slide window 10 are in contact with the support portion 4, and the left and right parallel edges are engaged. Two linear guide grooves 12 are provided on the bearing surface of the bearing portion 4. The guide groove 12 is formed by pressing the back surface of the support portion 4 and projecting between the two guide grooves 12 toward the support surface.

【0019】更に本発明は次の点を改良している。The present invention further improves the following points.

【0020】本実施例では楔体7の打入側基端に、側方
へ向けて係脱用打撃部11を突設して楔体7をL状に一
体成形している。この係脱用打撃部11の基端側の端面
(外面)が前記楔体7を打入スライドせめる打撃部13
として利用でき、従って打撃部13が広く形成され、係
脱用打撃部11の打入側の端面(内側裏面)を楔体7を
打ち戻す場合の打撃面としている。
In this embodiment, a wedge 7 is integrally formed in an L-shape by protruding an engagement / disengagement hitting portion 11 laterally from the base end of the wedge 7 on the driving side. A batting part 13 for inserting and sliding the wedge 7 into the base end surface (outer surface) of the batting part 11 for engaging and disengaging.
Accordingly, the hitting portion 13 is formed widely, and the end face (inner back surface) on the driving side of the engaging / disengaging hitting portion 11 is used as a hitting surface when the wedge body 7 is hit back.

【0021】従って、本案品を取り外す場合には、楔体
7の打入側先端部を打入スライド方向と反対方向の戻し
方向に打撃して楔体7を打ち戻すが、例えば、図1,図
6に示す本実施例の使用例のように本案品を取り付ける
場合には桟杆17などが邪魔となって楔体7の打入側先
端部を戻し方向にハンマーなどで打撃しずらいが、この
場合は、前記楔体7の打入側基端に突設した係脱用打撃
部11は邪魔物がなく打撃可能で、この係脱用打撃11
の打入側の端面を戻し方向に打撃して楔体7を打ち戻
し、本案品を取り外す。
Therefore, when removing the product of the present invention, the wedge body 7 is hit back by hitting the leading end of the wedge body 7 in the returning direction opposite to the driving slide direction. When the product of the present invention is mounted as in the usage example of the present embodiment shown in FIG. 6, it is difficult for the rod 17 and the like to hit the driving end of the wedge 7 in the returning direction with a hammer or the like. In this case, the engagement / disengagement hitting portion 11 protruding from the driving-side base end of the wedge body 7 can be hit without any obstacle.
The wedge body 7 is returned by hitting the end face on the driving side in the returning direction, and the product of the present invention is removed.

【0022】従って、場合によってはこの係脱用打撃部
11を利用することでどのような止着場所に本案品を取
り付けても容易に外すことができる。
Therefore, in some cases, the product of the present invention can be easily detached by using the engagement / disengagement hitting portion 11 regardless of where the fixing portion is attached.

【0023】また、本実施例のように単に楔体7をL形
に一体形成するだけで良いので、コスト高ともならず、
また、この係脱用打撃部11は楔体7の打入スライド時
にも利用でき楔体7の打ち込みも楔体7の打ち戻しも容
易となる。
Further, since the wedge body 7 may be simply formed integrally with the L-shape as in this embodiment, the cost does not increase,
Further, the engagement / disengagement hitting portion 11 can be used even when the wedge body 7 is driven and slid, and the driving of the wedge body 7 and the return of the wedge body 7 are facilitated.

【0024】尚、基体2をC状の抱持縁の2’を有する
L型体2Aの他端部に抱持体2Bを開閉自在に枢着して
構成し、この二体から成る基体2と基体2の一端に枢着
する締付抱持体3との三点から成るクランプに本発明を
適用しても良いし、各部材の構成も適宜設計し得るもの
である。
The base 2 is constructed by pivotally connecting the holding body 2B to the other end of an L-shaped body 2A having a C-shaped holding edge 2 'so as to be openable and closable. The present invention may be applied to a clamp consisting of three points, namely, a clamp and a clamping and holding body 3 pivotally attached to one end of the base 2, and the configuration of each member may be appropriately designed.

【0025】[0025]

【発明の効果】本発明は上述のように構成したから、
に締付抱持体を起こして抱持した際に楔体を略90度回
動して、支承部と支承対向部との間であって、この基体
の他端部上に交差状態に打入スライドさせるだけで良
く、固定締付操作が非常に容易であると共に、この締付
力は単に楔体の楔係止作用だけでなく、この楔体が楔係
止することにより、この楔体がこの基体の他端部上に交
差状態に係止されるために締付抱持体が確固に開き止め
固定されるから、抱持固定強度が極めて強い安全性に秀
れたパイプ連結具となる。
According to the present invention because the structure described above, the single
When the holding body is raised and held, the wedge body is turned approximately 90 degrees.
Moving between the bearing and the bearing facing,
Just slide it into the crossed state on the other end of the
It is very easy to perform
The force is not just the wedge locking action of the wedge,
Stopping causes the wedge to cross over the other end of the base.
Securely hold the clamp holder to lock in the difference state
Because it is fixed, the holding strength is extremely strong and excellent in safety
Pipe connector.

【0026】即ち、締付抱持体の開き方向と楔体の楔戻
り方向とは同方向でなく直交方向のため、締付度が緩む
ことがないため、抱持強度が確固に維持され、極めて安
全性に秀れ、しかもその締付固定操作が極めて容易とな
る実用性に秀れたパイプ連結具となる。
That is, the opening direction of the tightening and holding body and the wedge return of the wedge body.
Direction is not the same direction but the direction is orthogonal, so the degree of tightening is loose.
The embracing strength is firmly maintained and extremely low
Excellent overall performance and extremely easy tightening and fixing operation
It is a pipe connector with excellent practicality.

【0027】また、本発明は、係脱用打撃部を設けたこ
とによりたとえクランプの取り付け場所によっては楔体
の打入側先端部を邪魔物によって打ち戻しずらい場合で
もこの場合には楔体側基端に設けた係脱用打撃部を打ち
戻すことで楔体を打ち戻すことができるので、取り外し
が良好となり止着場所が制限されない秀れた楔式のパイ
プ連結具となる。
Also, the present invention provides the engagement / disengagement hitting portion even if it is difficult to strike back the driving end of the wedge by the obstacle depending on the mounting location of the clamp. Since the wedge body can be hit back by hitting back the engagement / disengagement hitting portion provided at the base end, an excellent wedge-type pipe connecting tool that can be easily removed and the place of fastening is not limited.

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

【図1】本実施例の使用例を示す作業足場の斜視図であ
る。
FIG. 1 is a perspective view of a working scaffold showing a usage example of the present embodiment.

【図2】本実施例の説明斜視図である。FIG. 2 is an explanatory perspective view of the present embodiment.

【図3】本実施例の締付状態(取り付け状態)の断面図
である。
3 is a cross-sectional view of a state in tightening the embodiment (mounting state).

【図4】本実施例の締付状態(取り付け状態)の正面図
である。
FIG. 4 is a front view of a tightened state (attached state) of the embodiment.

【図5】本実施例の楔体の斜視図である。FIG. 5 is a perspective view of a wedge according to the present embodiment.

【図6】本実施例の使用例を示す拡大説明図である。FIG. 6 is an enlarged explanatory diagram showing a usage example of the present embodiment.

【図7】従来例の楔の斜視図である。FIG. 7 is a perspective view of a conventional wedge.

【図8】従来例の使用例を示す拡大説明図である。FIG. 8 is an enlarged explanatory view showing a usage example of a conventional example.

【符号の説明】[Explanation of symbols]

1 鋼管 2 基体 2’抱持縁 3 締付抱持体 4 支承部 5 嵌入切欠部 6 支承対向部 7 楔体 11 係脱用打撃部 DESCRIPTION OF SYMBOLS 1 Steel pipe 2 Base 2 'Holding edge 3 Clamping holding body 4 Bearing part 5 Fitting notch part 6 Bearing opposing part 7 Wedge body 11 Disengagement hitting part

───────────────────────────────────────────────────── フロントページの続き (72)発明者 吉田 洋 東京都台東区台東4丁目11番4号 日本 ビテイリース株式会社内 (72)発明者 吉田 信二 兵庫県尼崎市扶桑町1番21号 住金鋼材 工業株式会社内 (56)参考文献 実開 昭61−133644(JP,U) 実開 昭52−86916(JP,U) ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Hiroshi Yoshida 4-11-4 Taito, Taito-ku, Tokyo Inside Vitality Leasing Co., Ltd. (72) Inventor Shinji Yoshida 1-21 Fuso-cho, Amagasaki-shi, Hyogo Sumikin Steel Industry Incorporated (56) References Japanese Utility Model Showa 61-133644 (JP, U) Japanese Utility Model Showa 52-86916 (JP, U)

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 鋼管を抱持する抱持縁を形成した基体の
一端部に、締付抱持体の基端部を枢着して基体に対して
締付抱持体を開閉自在に設け、基体の他端部に支承部を
突設し、この支承部を分断するように締付抱持体の開閉
先端部が嵌入する嵌入部を基体の他端部に形成し、この
締付抱持体の開閉先端部に、この開閉先端部を嵌入部
嵌入した際に支承部と所定間隙を置いて対向する支承対
向部を突設し、この締付抱持体の開閉先端部にこの締付
抱持体に対して回動自在にして且つ締付抱持体と離れな
い状態にして締付抱持体の長さ方向に楔体を突設し、前
記基体で鋼管を抱持し締付抱持体を起こして鋼管を締め
付け抱持した際、楔体を略90度回動して前記支承部と
支承対向部間に打入スライドし得るように構成したパイ
プ連結具であって、この楔体の打入基端側に楔体の打入
方向と反対方向の戻し方向へ打撃し得る係脱用打撃部を
突設したことを特徴とするパイプ連結具。
1. A base member having a holding edge for holding a steel pipe, the base end of which is pivotally connected to one end of a base member, and the tightening member is provided on the base member so as to be freely opened and closed. A support portion is protruded from the other end of the base, and a fitting portion into which the opening / closing tip of the clamp holder is fitted is formed at the other end of the base so as to divide the support portion. the opening and closing the tip portion of the lifting body, projecting the bearing facing portion facing at a bearing portion with a predetermined gap when fitted the opening tip fitting portion, the opening and closing end portion of the clamping retaining body Tightening
Rotate freely with respect to the holding body and keep away from the tightening holding body
The wedge body in the length direction of the clamp
Hold the steel pipe with the base and tighten the holding body to tighten the steel pipe.
When held and held, the wedge body is rotated approximately 90 degrees and
A pipe connector configured to be capable of being driven and slid between the bearing opposing portions , wherein the wedge body has a basal end which is struck in a return direction opposite to the wedge body driving direction. A pipe connector characterized by projecting an engaging / disengaging hitting portion.
JP5316893A 1993-12-16 1993-12-16 Pipe connector Expired - Lifetime JP2620752B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5316893A JP2620752B2 (en) 1993-12-16 1993-12-16 Pipe connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5316893A JP2620752B2 (en) 1993-12-16 1993-12-16 Pipe connector

Publications (2)

Publication Number Publication Date
JPH07166694A JPH07166694A (en) 1995-06-27
JP2620752B2 true JP2620752B2 (en) 1997-06-18

Family

ID=18082091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5316893A Expired - Lifetime JP2620752B2 (en) 1993-12-16 1993-12-16 Pipe connector

Country Status (1)

Country Link
JP (1) JP2620752B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2510944A1 (en) * 2005-06-28 2006-12-28 Aluma Enterprises Inc. Sheet securing scaffold clamp
CA2782974C (en) * 2012-04-13 2015-01-06 Alexander S. Chau Sheet securing scaffold clamp
CN114922409B (en) * 2022-06-02 2023-09-26 中国建筑第二工程局有限公司 Quick-mounting wheel-buckle type quick-release frame formwork support system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5286916U (en) * 1975-12-22 1977-06-29
JPH0311303Y2 (en) * 1985-02-07 1991-03-19

Also Published As

Publication number Publication date
JPH07166694A (en) 1995-06-27

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