JPS5239081A - Oil pressure circuit for controlling speed - Google Patents

Oil pressure circuit for controlling speed

Info

Publication number
JPS5239081A
JPS5239081A JP11507975A JP11507975A JPS5239081A JP S5239081 A JPS5239081 A JP S5239081A JP 11507975 A JP11507975 A JP 11507975A JP 11507975 A JP11507975 A JP 11507975A JP S5239081 A JPS5239081 A JP S5239081A
Authority
JP
Japan
Prior art keywords
oil pressure
pressure circuit
controlling speed
speed
controlling
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
JP11507975A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5712887B2 (enrdf_load_stackoverflow
Inventor
Katsutoshi Umehiro
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 JP11507975A priority Critical patent/JPS5239081A/ja
Publication of JPS5239081A publication Critical patent/JPS5239081A/ja
Publication of JPS5712887B2 publication Critical patent/JPS5712887B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
JP11507975A 1975-09-22 1975-09-22 Oil pressure circuit for controlling speed Granted JPS5239081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11507975A JPS5239081A (en) 1975-09-22 1975-09-22 Oil pressure circuit for controlling speed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11507975A JPS5239081A (en) 1975-09-22 1975-09-22 Oil pressure circuit for controlling speed

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP56073780A Division JPS5774443A (en) 1981-05-16 1981-05-16 Hydraulic circuit for working device

Publications (2)

Publication Number Publication Date
JPS5239081A true JPS5239081A (en) 1977-03-26
JPS5712887B2 JPS5712887B2 (enrdf_load_stackoverflow) 1982-03-13

Family

ID=14653649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11507975A Granted JPS5239081A (en) 1975-09-22 1975-09-22 Oil pressure circuit for controlling speed

Country Status (1)

Country Link
JP (1) JPS5239081A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54201U (enrdf_load_stackoverflow) * 1977-06-02 1979-01-05
JPS56164206A (en) * 1980-05-02 1981-12-17 Bosch Gmbh Robert Hydraulic apparatus with two pumps
JPS60101304A (ja) * 1983-11-04 1985-06-05 Kayaba Ind Co Ltd 流量制御装置
JPS61266217A (ja) * 1985-05-20 1986-11-25 Meiki Co Ltd 射出成形機の圧力制御装置
JPH03269198A (ja) * 1989-11-06 1991-11-29 Natl Starch & Chem Investment Holding Corp 迅速に固定する紙被覆用組成物

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63182385U (enrdf_load_stackoverflow) * 1987-05-15 1988-11-24

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602104A (en) * 1969-07-08 1971-08-31 Eaton Yale & Towne Pressure-compensated flow control
JPS4813695U (enrdf_load_stackoverflow) * 1971-06-29 1973-02-15
JPS5091695U (enrdf_load_stackoverflow) * 1973-12-28 1975-08-02

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602104A (en) * 1969-07-08 1971-08-31 Eaton Yale & Towne Pressure-compensated flow control
JPS4813695U (enrdf_load_stackoverflow) * 1971-06-29 1973-02-15
JPS5091695U (enrdf_load_stackoverflow) * 1973-12-28 1975-08-02

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54201U (enrdf_load_stackoverflow) * 1977-06-02 1979-01-05
JPS56164206A (en) * 1980-05-02 1981-12-17 Bosch Gmbh Robert Hydraulic apparatus with two pumps
JPS60101304A (ja) * 1983-11-04 1985-06-05 Kayaba Ind Co Ltd 流量制御装置
JPS61266217A (ja) * 1985-05-20 1986-11-25 Meiki Co Ltd 射出成形機の圧力制御装置
JPH03269198A (ja) * 1989-11-06 1991-11-29 Natl Starch & Chem Investment Holding Corp 迅速に固定する紙被覆用組成物

Also Published As

Publication number Publication date
JPS5712887B2 (enrdf_load_stackoverflow) 1982-03-13

Similar Documents

Publication Publication Date Title
JPS5239081A (en) Oil pressure circuit for controlling speed
JPS5237692A (en) Flow controller
JPS51120375A (en) Pressure adjusting device
JPS5357737A (en) Magnetic control circuit
JPS51123477A (en) Deceleration control device in braking
JPS51129586A (en) A fluid apparatus
JPS5239034A (en) An engine controlling device
JPS5222689A (en) Pilot servo valve device
JPS52118193A (en) Pressure controller for fluid
JPS5211381A (en) Control device of machine and tool operated by oil pressure
JPS5341678A (en) Mult-stage actuator
JPS5276632A (en) Controlling device for generator
JPS527052A (en) Expansion valve
JPS5250485A (en) Hydraulic circuit for varying of actuator driving speed
JPS5274812A (en) Operating of thyristor motor assembly
JPS51137225A (en) Transmission device having a speed controller of vehicle
JPS5239019A (en) The secondary air control device
JPS5420533A (en) Device for controlling operation of powr steering system
JPS51129587A (en) A fluid apparatus
JPS52139916A (en) Controlling apparatus for permanent magnet motor
JPS5297553A (en) Simple positioning device
JPS51111592A (en) Stop position controlling system of fluid-pressure actuator
JPS52131078A (en) Fluid pressure control device
JPS5215976A (en) Fluid pressure servo
JPS528261A (en) Oilhydraulic pressure controller of fluid automatic transmission