JPH024087U - - Google Patents

Info

Publication number
JPH024087U
JPH024087U JP8211588U JP8211588U JPH024087U JP H024087 U JPH024087 U JP H024087U JP 8211588 U JP8211588 U JP 8211588U JP 8211588 U JP8211588 U JP 8211588U JP H024087 U JPH024087 U JP H024087U
Authority
JP
Japan
Prior art keywords
bellows
external
air
internal
flange
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
Application number
JP8211588U
Other languages
Japanese (ja)
Other versions
JPH0518553Y2 (en
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 filed Critical
Priority to JP1988082115U priority Critical patent/JPH0518553Y2/ja
Publication of JPH024087U publication Critical patent/JPH024087U/ja
Application granted granted Critical
Publication of JPH0518553Y2 publication Critical patent/JPH0518553Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Joints Allowing Movement (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案の一実施例を示す断面図、第
２図は、第１図に示す実施例の半部を示す側面図
、第３図は、第１図の要部拡大断面図、第４図は
、同実施例のベローズ本体の成形状態を示す半断
面図、第５図は、従来の伸縮管継手を示す断面図
である。 １……内部ベローズ、２……外部ベローズ、３
……ベローズ本体、４……嵌挿孔、５……フラン
ジ、６……連結杆、１３……空気抜き用の通孔、
１４……空気排出通路。 FIG. 1 is a sectional view showing one embodiment of the present invention, FIG. 2 is a side view showing half of the embodiment shown in FIG. 1, and FIG. 3 is an enlarged sectional view of the main part of FIG. 1. 4 is a half-sectional view showing the molded state of the bellows body of the same embodiment, and FIG. 5 is a sectional view showing a conventional expansion pipe joint. 1... Internal bellows, 2... External bellows, 3
... Bellows body, 4 ... Fitting hole, 5 ... Flange, 6 ... Connecting rod, 13 ... Air vent hole,
14...Air exhaust passage.

Claims (1)

【実用新案登録請求の範囲】 (1) 合成樹脂製の内部ベローズ及びこの内部ベ
ローズの外周に嵌着された金属製の外部ベローズ
からなるベローズ本体と、このベローズ本体の軸
方向両端部が嵌挿される嵌挿孔が設けられかつ流
体が流通する配管と連結するためのフランジとを
有する伸縮管継手において、前記フランジの嵌挿
孔に対向する位置の前記外部ベローズに空気抜き
用の通孔を開設し、前記内部ベローズと外部ベロ
ーズとの間に存在する空気を前記通孔から外部に
導く空気排出通路を前記フランジに設けたことを
特徴とする伸縮管継手。 (2) 前記空気排出通路には、前記内部ベローズ
と外部ベローズとの間に存在する空気圧力を調節
する圧力調節手段が連結されていることを特徴と
する請求項第１項に記載の伸縮管継手。[Scope of Claim for Utility Model Registration] (1) A bellows body consisting of an internal bellows made of synthetic resin and an external bellows made of metal fitted to the outer periphery of the internal bellows, and both ends of the bellows body in the axial direction In an expansion pipe joint having a fitting hole and a flange for connecting to a pipe through which fluid flows, an air vent hole is provided in the external bellows at a position opposite to the fitting hole of the flange. . A telescopic pipe joint, characterized in that the flange is provided with an air exhaust passage that guides air existing between the internal bellows and the external bellows to the outside from the through hole. (2) The telescopic tube according to claim 1, wherein the air discharge passage is connected to a pressure adjusting means for adjusting the air pressure existing between the internal bellows and the external bellows. Fittings.
JP1988082115U 1988-06-21 1988-06-21 Expired - Lifetime JPH0518553Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988082115U JPH0518553Y2 (en) 1988-06-21 1988-06-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988082115U JPH0518553Y2 (en) 1988-06-21 1988-06-21

Publications (2)

Publication Number Publication Date
JPH024087U true JPH024087U (en) 1990-01-11
JPH0518553Y2 JPH0518553Y2 (en) 1993-05-17

Family

ID=31306880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988082115U Expired - Lifetime JPH0518553Y2 (en) 1988-06-21 1988-06-21

Country Status (1)

Country Link
JP (1) JPH0518553Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10292887A (en) * 1997-04-18 1998-11-04 Osaka Rasenkan Kogyo Kk Bellows type expansion pipe fitting
JP2010276181A (en) * 2009-06-01 2010-12-09 Chugoku Electric Power Co Inc:The Telescopic joint and bellows pitch adjuster

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6269692U (en) * 1985-10-21 1987-05-01

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6269692U (en) * 1985-10-21 1987-05-01

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10292887A (en) * 1997-04-18 1998-11-04 Osaka Rasenkan Kogyo Kk Bellows type expansion pipe fitting
JP2010276181A (en) * 2009-06-01 2010-12-09 Chugoku Electric Power Co Inc:The Telescopic joint and bellows pitch adjuster

Also Published As

Publication number Publication date
JPH0518553Y2 (en) 1993-05-17

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