JPS59189965U - Chattering prevention device for low differential pressure lift check valve - Google Patents

Chattering prevention device for low differential pressure lift check valve

Info

Publication number
JPS59189965U
JPS59189965U JP8569383U JP8569383U JPS59189965U JP S59189965 U JPS59189965 U JP S59189965U JP 8569383 U JP8569383 U JP 8569383U JP 8569383 U JP8569383 U JP 8569383U JP S59189965 U JPS59189965 U JP S59189965U
Authority
JP
Japan
Prior art keywords
differential pressure
check valve
valve
low differential
prevention device
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
JP8569383U
Other languages
Japanese (ja)
Other versions
JPS6322389Y2 (en
Inventor
勲 山本
Original Assignee
ウツエバルブ株式会社
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 ウツエバルブ株式会社 filed Critical ウツエバルブ株式会社
Priority to JP8569383U priority Critical patent/JPS59189965U/en
Publication of JPS59189965U publication Critical patent/JPS59189965U/en
Application granted granted Critical
Publication of JPS6322389Y2 publication Critical patent/JPS6322389Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Check Valves (AREA)
  • Details Of Valves (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は断面図、第２図は要部の説明図、第３図は公知
の断面図である。 １・・・弁筺本体、２・・・弁蓋、３・・・弁座、３ａ
・・べぼみ、３ｂ・・・弁座面、３Ｃ・・・クッション
室、３ｄ・・・テーパ面部、３ｅ・・・垂直面部、４・
・・弁体、１・・・弁体とくぼみとの隙間、１１・・・
垂直面部の長さ、１２・・・テーパ面部の長さ。FIG. 1 is a sectional view, FIG. 2 is an explanatory view of essential parts, and FIG. 3 is a known sectional view. 1... Valve housing body, 2... Valve lid, 3... Valve seat, 3a
... Bevel, 3b... Valve seat surface, 3C... Cushion chamber, 3d... Tapered surface portion, 3e... Vertical surface portion, 4.
... Valve body, 1... Gap between valve body and recess, 11...
Length of vertical surface portion, 12... Length of tapered surface portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 低差圧リフト逆止弁の弁筺本体内に短管状の弁座を一体
に設けると共にこの弁座に内底面に弁座面を有し、且弁
体の外周面と狭小な隙間を有して弁体を嵌合するくぼみ
を形成し、このくぼみの上半を上方向に拡開したテーパ
面部とし、且弁座面外周にクッション室を形成してなる
低差圧逆止弁のチャタリング防止装置。A short tubular valve seat is integrally provided in the valve housing body of the low differential pressure lift check valve, and the valve seat has a valve seat surface on the inner bottom surface and a narrow gap with the outer peripheral surface of the valve body. To prevent chattering in a low differential pressure check valve, a recess is formed into which the valve body fits, the upper half of this recess is a tapered surface part that expands upward, and a cushion chamber is formed around the outer periphery of the valve seat surface. Device.
JP8569383U 1983-06-03 1983-06-03 Chattering prevention device for low differential pressure lift check valve Granted JPS59189965U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8569383U JPS59189965U (en) 1983-06-03 1983-06-03 Chattering prevention device for low differential pressure lift check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8569383U JPS59189965U (en) 1983-06-03 1983-06-03 Chattering prevention device for low differential pressure lift check valve

Publications (2)

Publication Number Publication Date
JPS59189965U true JPS59189965U (en) 1984-12-17
JPS6322389Y2 JPS6322389Y2 (en) 1988-06-20

Family

ID=30215656

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8569383U Granted JPS59189965U (en) 1983-06-03 1983-06-03 Chattering prevention device for low differential pressure lift check valve

Country Status (1)

Country Link
JP (1) JPS59189965U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011190889A (en) * 2010-03-15 2011-09-29 Tlv Co Ltd Relief valve
JP2011190888A (en) * 2010-03-15 2011-09-29 Tlv Co Ltd Relief valve
JP2019019983A (en) * 2018-09-25 2019-02-07 株式会社不二工機 Electrical drive valve

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6694720B2 (en) * 2016-02-05 2020-05-20 ナブテスコオートモーティブ株式会社 Compressed air drying system and check valve for compressed air drying system
CN107847854B (en) * 2015-04-20 2021-03-26 纳博特斯克汽车零部件有限公司 Compressed air drying system and check valve for compressed air drying system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539033U (en) * 1977-07-29 1978-01-25
JPS5638828A (en) * 1979-09-07 1981-04-14 Sony Corp Manufacture of semiconductor device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539033B2 (en) * 1972-11-15 1978-04-03

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539033U (en) * 1977-07-29 1978-01-25
JPS5638828A (en) * 1979-09-07 1981-04-14 Sony Corp Manufacture of semiconductor device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011190889A (en) * 2010-03-15 2011-09-29 Tlv Co Ltd Relief valve
JP2011190888A (en) * 2010-03-15 2011-09-29 Tlv Co Ltd Relief valve
JP2019019983A (en) * 2018-09-25 2019-02-07 株式会社不二工機 Electrical drive valve

Also Published As

Publication number Publication date
JPS6322389Y2 (en) 1988-06-20

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