JPS53110780A - Liquid pressure device - Google Patents

Liquid pressure device

Info

Publication number
JPS53110780A
JPS53110780A JP2638877A JP2638877A JPS53110780A JP S53110780 A JPS53110780 A JP S53110780A JP 2638877 A JP2638877 A JP 2638877A JP 2638877 A JP2638877 A JP 2638877A JP S53110780 A JPS53110780 A JP S53110780A
Authority
JP
Japan
Prior art keywords
pressure device
liquid pressure
negative load
uprising
actuates
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
JP2638877A
Other languages
Japanese (ja)
Other versions
JPS6215762B2 (en
Inventor
Toru Yamamoto
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.)
Nabtesco Corp
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
Teijin Seiki 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 Toyota Motor Corp, Teijin Seiki Co Ltd filed Critical Toyota Motor Corp
Priority to JP2638877A priority Critical patent/JPS53110780A/en
Publication of JPS53110780A publication Critical patent/JPS53110780A/en
Priority to US06/127,138 priority patent/US4325215A/en
Publication of JPS6215762B2 publication Critical patent/JPS6215762B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

PURPOSE: To obtain a liquid pressure device simple in construction and with good energy efficiency and with no uprising of oil temperature in a negative load sensing type liquid pressure device which actuates an actuator always at a constant velocity against a negative load.
COPYRIGHT: (C)1978,JPO&Japio
JP2638877A 1977-03-10 1977-03-10 Liquid pressure device Granted JPS53110780A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2638877A JPS53110780A (en) 1977-03-10 1977-03-10 Liquid pressure device
US06/127,138 US4325215A (en) 1977-03-10 1980-03-04 Hydraulic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2638877A JPS53110780A (en) 1977-03-10 1977-03-10 Liquid pressure device

Publications (2)

Publication Number Publication Date
JPS53110780A true JPS53110780A (en) 1978-09-27
JPS6215762B2 JPS6215762B2 (en) 1987-04-09

Family

ID=12192141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2638877A Granted JPS53110780A (en) 1977-03-10 1977-03-10 Liquid pressure device

Country Status (1)

Country Link
JP (1) JPS53110780A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013122237A (en) * 2011-12-09 2013-06-20 Hyundai Motor Co Ltd Control circuit for variable vane oil pump

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01110204A (en) * 1987-10-23 1989-04-26 Jeol Ltd Scanning tunnel microscope for electron microscope

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013122237A (en) * 2011-12-09 2013-06-20 Hyundai Motor Co Ltd Control circuit for variable vane oil pump

Also Published As

Publication number Publication date
JPS6215762B2 (en) 1987-04-09

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