JPS60198387A - 油圧ポンプの入力制御装置 - Google Patents

油圧ポンプの入力制御装置

Info

Publication number
JPS60198387A
JPS60198387A JP59052350A JP5235084A JPS60198387A JP S60198387 A JPS60198387 A JP S60198387A JP 59052350 A JP59052350 A JP 59052350A JP 5235084 A JP5235084 A JP 5235084A JP S60198387 A JPS60198387 A JP S60198387A
Authority
JP
Japan
Prior art keywords
pressure
discharge pressure
hydraulic pump
discharge
control device
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
JP59052350A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0451671B2 (enrdf_load_html_response
Inventor
Yasuharu Goto
後藤　安晴
Masahiko Shimotori
下鳥　正彦
Shigetaka Nakamura
重孝 中村
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 JP59052350A priority Critical patent/JPS60198387A/ja
Publication of JPS60198387A publication Critical patent/JPS60198387A/ja
Publication of JPH0451671B2 publication Critical patent/JPH0451671B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Positive-Displacement Pumps (AREA)
JP59052350A 1984-03-21 1984-03-21 油圧ポンプの入力制御装置 Granted JPS60198387A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59052350A JPS60198387A (ja) 1984-03-21 1984-03-21 油圧ポンプの入力制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59052350A JPS60198387A (ja) 1984-03-21 1984-03-21 油圧ポンプの入力制御装置

Publications (2)

Publication Number Publication Date
JPS60198387A true JPS60198387A (ja) 1985-10-07
JPH0451671B2 JPH0451671B2 (enrdf_load_html_response) 1992-08-19

Family

ID=12912358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59052350A Granted JPS60198387A (ja) 1984-03-21 1984-03-21 油圧ポンプの入力制御装置

Country Status (1)

Country Link
JP (1) JPS60198387A (enrdf_load_html_response)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5797089A (en) * 1980-12-05 1982-06-16 Hitachi Constr Mach Co Ltd Controller for variable volumetric hydraulic pump
JPS5923103A (ja) * 1982-07-29 1984-02-06 Hitachi Constr Mach Co Ltd 可変容量ポンプの制御装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5797089A (en) * 1980-12-05 1982-06-16 Hitachi Constr Mach Co Ltd Controller for variable volumetric hydraulic pump
JPS5923103A (ja) * 1982-07-29 1984-02-06 Hitachi Constr Mach Co Ltd 可変容量ポンプの制御装置

Also Published As

Publication number Publication date
JPH0451671B2 (enrdf_load_html_response) 1992-08-19

Similar Documents

Publication Publication Date Title
US3166891A (en) Hydrostatic transmission
JP7200385B2 (ja) 可変容量形油圧ポンプセット及びショベル
CN218325528U (zh) 浮动机构液压控制系统以及高空作业平台
US3788077A (en) Open center control of variable pumps
US3962954A (en) Supply apparatus for two receiving means having a pressure summation device
US3465680A (en) Hydraulic pump or motor unit
US3809501A (en) Hydraulic load sensitive system
JPS60198387A (ja) 油圧ポンプの入力制御装置
CA1177725A (en) Torque and high pressure limiting control for variable displacement pumps
CN110005646A (zh) 一种适用于大载荷区间的数字电液加载装置及其加载方法
JPH0125906B2 (enrdf_load_html_response)
JPS60233386A (ja) 油圧ポンプの入力制御装置
US3050005A (en) Engine
JPS60198389A (ja) 油圧ポンプの入力制御装置
US3227181A (en) Fluid pressure operated valve for hydraulic device
JPH0310401Y2 (enrdf_load_html_response)
EP4234951B1 (en) Quantitative and constant-variable switchable hydraulic system, and control method therefor and operation machine
CN110374945B (zh) 一种负载敏感阀组件及负载敏感系统
US3972188A (en) Control system with actuator powered by dual sources
JPH0128229B2 (enrdf_load_html_response)
JPH0115751B2 (enrdf_load_html_response)
JPH0444871Y2 (enrdf_load_html_response)
JPS591882B2 (ja) 多連油圧ポンプ装置
JP2024133812A (ja) 油圧駆動装置
JPS61127968A (ja) 油圧閉回路駆動装置の速度制御装置