JPH0117984B2 - - Google Patents

Info

Publication number
JPH0117984B2
JPH0117984B2 JP56079129A JP7912981A JPH0117984B2 JP H0117984 B2 JPH0117984 B2 JP H0117984B2 JP 56079129 A JP56079129 A JP 56079129A JP 7912981 A JP7912981 A JP 7912981A JP H0117984 B2 JPH0117984 B2 JP H0117984B2
Authority
JP
Japan
Prior art keywords
speed
pressure
bleed
pipe
hydraulic
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
JP56079129A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57195081A (en
Inventor
Yoshiaki Nemoto
Yasuo Kido
Takeshi Ichanagi
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 Ltd
Original Assignee
Hitachi 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 Ltd filed Critical Hitachi Ltd
Priority to JP56079129A priority Critical patent/JPS57195081A/ja
Publication of JPS57195081A publication Critical patent/JPS57195081A/ja
Publication of JPH0117984B2 publication Critical patent/JPH0117984B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Elevator Control (AREA)
JP56079129A 1981-05-27 1981-05-27 Speed controller for hydraulic elevator Granted JPS57195081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56079129A JPS57195081A (en) 1981-05-27 1981-05-27 Speed controller for hydraulic elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56079129A JPS57195081A (en) 1981-05-27 1981-05-27 Speed controller for hydraulic elevator

Publications (2)

Publication Number Publication Date
JPS57195081A JPS57195081A (en) 1982-11-30
JPH0117984B2 true JPH0117984B2 (enrdf_load_stackoverflow) 1989-04-03

Family

ID=13681332

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56079129A Granted JPS57195081A (en) 1981-05-27 1981-05-27 Speed controller for hydraulic elevator

Country Status (1)

Country Link
JP (1) JPS57195081A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4826349A (enrdf_load_stackoverflow) * 1971-08-07 1973-04-06
JPS5644317B2 (enrdf_load_stackoverflow) * 1973-11-26 1981-10-19
DE2658928A1 (de) * 1976-12-24 1978-07-06 Beringer Hydraulik Gmbh Hydraulische steuerung

Also Published As

Publication number Publication date
JPS57195081A (en) 1982-11-30

Similar Documents

Publication Publication Date Title
US5137254A (en) Pressure compensated flow amplifying poppet valve
US4409887A (en) Hydraulic apparatus
JPS6227809A (ja) 制御弁
JPH0429879B2 (enrdf_load_stackoverflow)
JPH07151107A (ja) フィードバックポッペト弁
JPH07139516A (ja) 変位制御式油圧比例制御弁
CA1243585A (en) Hydraulic control system
EP0042929A1 (en) Dual pilot counterbalance valve
US4276810A (en) Programmed valve system used for positioning control
US4333389A (en) Load responsive fluid control valve
JPH0117984B2 (enrdf_load_stackoverflow)
US4345736A (en) Solenoid operated valve and dashpot assembly
US4202250A (en) Programmed unbalanced load valve system
GB1569469A (en) Vehicle skid control systems
US4700748A (en) Pressure-referenced programmed flow control in a hydraulic valve
US4194532A (en) Control valve with bypass means
US4667571A (en) Hydraulic control system
US4344285A (en) Signal bleed-down valve
JPH0686873B2 (ja) 可変容量形ポンプ
US3707166A (en) Unit valve for hydraulic elevator control
JPS6327261B2 (enrdf_load_stackoverflow)
US5156080A (en) Control valve for a hydraulic elevator
US4362088A (en) Load responsive fluid control valve
JPS6363463B2 (enrdf_load_stackoverflow)
EP0086772B1 (en) Load responsive system controls