JPS638317B2 - - Google Patents

Info

Publication number
JPS638317B2
JPS638317B2 JP54131401A JP13140179A JPS638317B2 JP S638317 B2 JPS638317 B2 JP S638317B2 JP 54131401 A JP54131401 A JP 54131401A JP 13140179 A JP13140179 A JP 13140179A JP S638317 B2 JPS638317 B2 JP S638317B2
Authority
JP
Japan
Prior art keywords
piston
pump
spool
spring
pressure
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.)
Expired
Application number
JP54131401A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5654982A (en
Inventor
Naoharu Nakagaki
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.)
Kobe Steel Ltd
Kawasaki Motors Ltd
Original Assignee
Kobe Steel Ltd
Kawasaki Jukogyo KK
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 Kobe Steel Ltd, Kawasaki Jukogyo KK filed Critical Kobe Steel Ltd
Priority to JP13140179A priority Critical patent/JPS5654982A/ja
Publication of JPS5654982A publication Critical patent/JPS5654982A/ja
Publication of JPS638317B2 publication Critical patent/JPS638317B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
JP13140179A 1979-10-11 1979-10-11 Controller for variable capacity pump Granted JPS5654982A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13140179A JPS5654982A (en) 1979-10-11 1979-10-11 Controller for variable capacity pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13140179A JPS5654982A (en) 1979-10-11 1979-10-11 Controller for variable capacity pump

Publications (2)

Publication Number Publication Date
JPS5654982A JPS5654982A (en) 1981-05-15
JPS638317B2 true JPS638317B2 (enEXAMPLES) 1988-02-22

Family

ID=15057106

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13140179A Granted JPS5654982A (en) 1979-10-11 1979-10-11 Controller for variable capacity pump

Country Status (1)

Country Link
JP (1) JPS5654982A (enEXAMPLES)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5888480A (ja) * 1981-11-21 1983-05-26 Hitachi Constr Mach Co Ltd 原動機で駆動される油圧ポンプの入力制御装置
JPS601392A (ja) * 1983-06-20 1985-01-07 Komatsu Ltd 可変容量型油圧ポンプの制御装置
JPS60145287U (ja) * 1984-03-08 1985-09-26 内田油圧機器工業株式会社 可変容量ポンプの流量制御装置
JPH0658111B2 (ja) * 1984-11-30 1994-08-03 株式会社小松製作所 可変容量型油圧ポンプの吐出量制御装置
JPS61149789U (enEXAMPLES) * 1985-03-08 1986-09-16
JPS61184888U (enEXAMPLES) * 1985-05-13 1986-11-18
JPH0744770Y2 (ja) * 1987-06-16 1995-10-11 川崎重工業株式会社 油圧ポンプの馬力制御機構

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4941902A (enEXAMPLES) * 1972-08-28 1974-04-19

Also Published As

Publication number Publication date
JPS5654982A (en) 1981-05-15

Similar Documents

Publication Publication Date Title
US5567123A (en) Pump displacement control for a variable displacement pump
EP2933486B1 (en) Pump volume control device
US4498847A (en) Control system for variable displacement hydraulic pumps
EP0667452B1 (en) Capacity control device in variable capacity hydraulic pump
JPS638317B2 (enEXAMPLES)
US4689955A (en) Vibration roller having a power limiting device
US4518320A (en) Variable displacement pump system
US4451893A (en) Control method and control system for hydrostatic drive system
JP3148289B2 (ja) 可変容量形モータの容量制御装置
US4518319A (en) Variable displacement pump system
JPH0721907Y2 (ja) 可変容量形液圧ポンプ
JP2801583B2 (ja) 可変容量形ポンプの流量制御装置
JPS62288378A (ja) 可変容量形ポンプの流量制御装置
JPH0988901A (ja) ポンプ傾転角制御装置
JP2506691B2 (ja) 可変容量ポンプの出力制御装置
JP3076150B2 (ja) ポンプの出力制御装置
JPS63106406A (ja) 液圧制御装置
JPH0335517B2 (enEXAMPLES)
JPS6137464B2 (enEXAMPLES)
JPH0663501B2 (ja) 可変容量形液圧ポンプ
JP2556845B2 (ja) 可変容量ポンプの出力制御装置
JPH0335516B2 (enEXAMPLES)
JPS6053194B2 (ja) 可変容量形液圧ポンプ
JPS6380083A (ja) 可変容量形液圧ポンプの容量制御装置
JPH0239641B2 (enEXAMPLES)