JPS6327767U - - Google Patents

Info

Publication number
JPS6327767U
JPS6327767U JP11974686U JP11974686U JPS6327767U JP S6327767 U JPS6327767 U JP S6327767U JP 11974686 U JP11974686 U JP 11974686U JP 11974686 U JP11974686 U JP 11974686U JP S6327767 U JPS6327767 U JP S6327767U
Authority
JP
Japan
Prior art keywords
pilot
spring
valve
main valve
open
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
JP11974686U
Other languages
Japanese (ja)
Other versions
JPH063235Y2 (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 JP1986119746U priority Critical patent/JPH063235Y2/en
Publication of JPS6327767U publication Critical patent/JPS6327767U/ja
Application granted granted Critical
Publication of JPH063235Y2 publication Critical patent/JPH063235Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

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

第１図は本考案の実施例パイロツトチエツクバ
ルブの概略断面図と関連油圧回路図、第２図は従
来のパイロツトチエツクバルブの概略断面図と関
連油圧回路図である。 ８……パイロツト弁体、９……第２のスプリン
グ、１０……主弁、１２……回路、１６……第１
のスプリング、２０……パイロツトチエツクバル
ブ。 FIG. 1 is a schematic sectional view and related hydraulic circuit diagram of a pilot check valve according to an embodiment of the present invention, and FIG. 2 is a schematic sectional view and related hydraulic circuit diagram of a conventional pilot check valve. 8... Pilot valve body, 9... Second spring, 10... Main valve, 12... Circuit, 16... First
Spring, 20...Pilot check valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回路の逆流を閉止するよう第１のスプリングに
より押圧された主弁と、主弁を開いて前記閉止を
解く方向にパイロツト圧油により移動可能にされ
たパイロツト弁体と、を有するパイロツトチエツ
クバルブにおいて、前記パイロツト弁体は前記第
１のスプリングより強い第２のスプリングによつ
て常時主弁を開く方向に付勢されたことを特徴と
するパイロツトチエツクバルブ。 A pilot check valve having a main valve pressed by a first spring to close the backflow of a circuit, and a pilot valve body movable by pilot pressure oil in a direction to open the main valve and release the closure. . A pilot check valve, wherein the pilot valve body is always biased in a direction to open the main valve by a second spring stronger than the first spring.
JP1986119746U 1986-08-06 1986-08-06 Pilot check valve Expired - Lifetime JPH063235Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986119746U JPH063235Y2 (en) 1986-08-06 1986-08-06 Pilot check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986119746U JPH063235Y2 (en) 1986-08-06 1986-08-06 Pilot check valve

Publications (2)

Publication Number Publication Date
JPS6327767U true JPS6327767U (en) 1988-02-23
JPH063235Y2 JPH063235Y2 (en) 1994-01-26

Family

ID=31007403

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986119746U Expired - Lifetime JPH063235Y2 (en) 1986-08-06 1986-08-06 Pilot check valve

Country Status (1)

Country Link
JP (1) JPH063235Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019039499A (en) * 2017-08-25 2019-03-14 アイシン精機株式会社 Fluid control valve
JP2021071065A (en) * 2019-10-29 2021-05-06 株式会社Ｉｈｉ原動機 Oil supply and drainage mechanism

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49123627U (en) * 1973-02-16 1974-10-23
JPS5117827U (en) * 1974-07-29 1976-02-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49123627U (en) * 1973-02-16 1974-10-23
JPS5117827U (en) * 1974-07-29 1976-02-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019039499A (en) * 2017-08-25 2019-03-14 アイシン精機株式会社 Fluid control valve
JP2021071065A (en) * 2019-10-29 2021-05-06 株式会社Ｉｈｉ原動機 Oil supply and drainage mechanism

Also Published As

Publication number Publication date
JPH063235Y2 (en) 1994-01-26

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