JPS53125574A - Operational hydraulic circuit for an actuator in a hydraulic machine - Google Patents

Operational hydraulic circuit for an actuator in a hydraulic machine

Info

Publication number
JPS53125574A
JPS53125574A JP3967077A JP3967077A JPS53125574A JP S53125574 A JPS53125574 A JP S53125574A JP 3967077 A JP3967077 A JP 3967077A JP 3967077 A JP3967077 A JP 3967077A JP S53125574 A JPS53125574 A JP S53125574A
Authority
JP
Japan
Prior art keywords
hydraulic
actuator
operational
hydraulic circuit
machine
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.)
Pending
Application number
JP3967077A
Other languages
Japanese (ja)
Inventor
Haruo Yasukochi
Taizo Izumiyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co Ltd
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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP3967077A priority Critical patent/JPS53125574A/en
Publication of JPS53125574A publication Critical patent/JPS53125574A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To provide an operational hydraulic circuit for an actuator in a hydraulic machine which can generate a momentary greater output force by constituting same such that a spring seat which receives a valve spring of a relief valve disposed intermediate of an oil supply and/or exhaust passage for the hydraulic actuator is connected to a piston disposed in an operational cylinder in order to raise the pressure setting for a brake valve.
COPYRIGHT: (C)1978,JPO&Japio
JP3967077A 1977-04-07 1977-04-07 Operational hydraulic circuit for an actuator in a hydraulic machine Pending JPS53125574A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3967077A JPS53125574A (en) 1977-04-07 1977-04-07 Operational hydraulic circuit for an actuator in a hydraulic machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3967077A JPS53125574A (en) 1977-04-07 1977-04-07 Operational hydraulic circuit for an actuator in a hydraulic machine

Publications (1)

Publication Number Publication Date
JPS53125574A true JPS53125574A (en) 1978-11-01

Family

ID=12559514

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3967077A Pending JPS53125574A (en) 1977-04-07 1977-04-07 Operational hydraulic circuit for an actuator in a hydraulic machine

Country Status (1)

Country Link
JP (1) JPS53125574A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002521633A (en) * 1998-07-24 2002-07-16 マネスマン レクソロート アクチェンゲゼルシャフト Hydraulic circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002521633A (en) * 1998-07-24 2002-07-16 マネスマン レクソロート アクチェンゲゼルシャフト Hydraulic circuit

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