JPH0419964U - - Google Patents

Info

Publication number
JPH0419964U
JPH0419964U JP6214790U JP6214790U JPH0419964U JP H0419964 U JPH0419964 U JP H0419964U JP 6214790 U JP6214790 U JP 6214790U JP 6214790 U JP6214790 U JP 6214790U JP H0419964 U JPH0419964 U JP H0419964U
Authority
JP
Japan
Prior art keywords
valve
chamber
valve seat
primary chamber
convex portion
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
JP6214790U
Other languages
Japanese (ja)
Other versions
JP2506855Y2 (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 JP1990062147U priority Critical patent/JP2506855Y2/en
Publication of JPH0419964U publication Critical patent/JPH0419964U/ja
Application granted granted Critical
Publication of JP2506855Y2 publication Critical patent/JP2506855Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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  • Check Valves (AREA)

Description

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

第１図は本考案の要部の断面図、第２図は第１
図の作動図、第３図は第２実施例の要部の断面図
、第４図は第３図の作動図、第５図は第３実施例
の要部の断面図、第６図は従来の逆止弁の断面図
、第７図は第６図の作動図である。 １……一次室、２……二次室、３……連通孔（
連通位置）、４……弁座、５……弁体、５ｂ……
弁収納体、８……バネ、２０，２１，２２……凸
部。 Figure 1 is a sectional view of the main parts of the present invention, and Figure 2 is a cross-sectional view of the main parts of the present invention.
Fig. 3 is a sectional view of the main part of the second embodiment, Fig. 4 is an operating diagram of Fig. 3, Fig. 5 is a sectional view of the main part of the third embodiment, and Fig. 6 is a sectional view of the main part of the third embodiment. A sectional view of a conventional check valve, FIG. 7 is an operational diagram of FIG. 6. 1...Primary chamber, 2...Secondary chamber, 3...Communication hole (
communication position), 4...valve seat, 5...valve body, 5b...
Valve storage body, 8... Spring, 20, 21, 22... Convex portion.

Claims (1)

【実用新案登録請求の範囲】 本体と、この本体に形成された１次室及び２次
室と、この１次室と２次室との連通位置に形成さ
れる弁座と、この弁座にその当接面が着離座する
弁体とを備えた逆止弁において、 前記弁体の当接面に弁座と所定隙間を有して１
次室側方向に凸部を形成し、この凸部を少なくと
も前記弁体の通常のリフト量以上１次室側に伸延
したことを特徴とする逆止弁。[Claims for Utility Model Registration] A main body, a primary chamber and a secondary chamber formed in the main body, a valve seat formed in a position communicating with the primary chamber and the secondary chamber, and a valve seat formed in the valve seat. A check valve comprising a valve body whose abutting surface is seated and unseated, wherein the abutting surface of the valve body has a valve seat and a predetermined gap;
A check valve characterized in that a convex portion is formed in the direction toward the next chamber, and the convex portion extends toward the primary chamber by at least a normal lift amount of the valve body.
JP1990062147U 1990-06-12 1990-06-12 Check valve Expired - Fee Related JP2506855Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990062147U JP2506855Y2 (en) 1990-06-12 1990-06-12 Check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990062147U JP2506855Y2 (en) 1990-06-12 1990-06-12 Check valve

Publications (2)

Publication Number Publication Date
JPH0419964U true JPH0419964U (en) 1992-02-19
JP2506855Y2 JP2506855Y2 (en) 1996-08-14

Family

ID=31591033

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990062147U Expired - Fee Related JP2506855Y2 (en) 1990-06-12 1990-06-12 Check valve

Country Status (1)

Country Link
JP (1) JP2506855Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011069479A (en) * 2009-09-28 2011-04-07 Tlv Co Ltd Check valve and steam supply system using the same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49124618A (en) * 1973-04-02 1974-11-28
JPS6155559U (en) * 1984-09-18 1986-04-14
JPS63216578A (en) * 1987-02-24 1988-09-08 ハルキー　―　ロバーツ　コーポレーション Check valve

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49124618A (en) * 1973-04-02 1974-11-28
JPS6155559U (en) * 1984-09-18 1986-04-14
JPS63216578A (en) * 1987-02-24 1988-09-08 ハルキー　―　ロバーツ　コーポレーション Check valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011069479A (en) * 2009-09-28 2011-04-07 Tlv Co Ltd Check valve and steam supply system using the same

Also Published As

Publication number Publication date
JP2506855Y2 (en) 1996-08-14

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees