JPS5324977A - Cylinder control means - Google Patents

Cylinder control means

Info

Publication number
JPS5324977A
JPS5324977A JP9866476A JP9866476A JPS5324977A JP S5324977 A JPS5324977 A JP S5324977A JP 9866476 A JP9866476 A JP 9866476A JP 9866476 A JP9866476 A JP 9866476A JP S5324977 A JPS5324977 A JP S5324977A
Authority
JP
Japan
Prior art keywords
cylinder
operating
control means
cylinder control
cylider
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
JP9866476A
Other languages
Japanese (ja)
Other versions
JPS5612722B2 (en
Inventor
Yasuo Tanaka
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 JP9866476A priority Critical patent/JPS5324977A/en
Publication of JPS5324977A publication Critical patent/JPS5324977A/en
Publication of JPS5612722B2 publication Critical patent/JPS5612722B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)

Abstract

PURPOSE: To provide a means for controlling a cylinder for operating an oil hydraulic cylinder, and which permits the operator to sense variations of the load by applying force proportional to the time change rate of the cylinder force of the operating cylider to an operating rod of a manual directional control valve.
COPYRIGHT: (C)1978,JPO&Japio
JP9866476A 1976-08-20 1976-08-20 Cylinder control means Granted JPS5324977A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9866476A JPS5324977A (en) 1976-08-20 1976-08-20 Cylinder control means

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9866476A JPS5324977A (en) 1976-08-20 1976-08-20 Cylinder control means

Publications (2)

Publication Number Publication Date
JPS5324977A true JPS5324977A (en) 1978-03-08
JPS5612722B2 JPS5612722B2 (en) 1981-03-24

Family

ID=14225767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9866476A Granted JPS5324977A (en) 1976-08-20 1976-08-20 Cylinder control means

Country Status (1)

Country Link
JP (1) JPS5324977A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0247407U (en) * 1988-09-28 1990-03-30
CN111604451A (en) * 2020-05-20 2020-09-01 天津天锻航空科技有限公司 Control method and control system for hot forming process of high-precision forging hydraulic press

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0247407U (en) * 1988-09-28 1990-03-30
CN111604451A (en) * 2020-05-20 2020-09-01 天津天锻航空科技有限公司 Control method and control system for hot forming process of high-precision forging hydraulic press
CN111604451B (en) * 2020-05-20 2022-06-17 天津天锻航空科技有限公司 Control method and control system for hot forming process of high-precision forging hydraulic press

Also Published As

Publication number Publication date
JPS5612722B2 (en) 1981-03-24

Similar Documents

Publication Publication Date Title
GB2017602A (en) Fluid control valve especially for a hydraulic steering controller
ATA271280A (en) CONTROL DEVICE OF A HYDRAULIC, ELECTRONICALLY CONTROLLABLE PROPORTIONAL VALVE
JPS5380628A (en) Inching valve of hydraulic pressure control device for clutch
JPS53102531A (en) Device for selecting ground height of vehicle for hydraulic suspension system
JPS53136235A (en) Device for controlling steering of moving agricultural machine
JPS5694007A (en) Pressure circuit for hydraulic crane
ZA77558B (en) Hydraulic cylinder control valve
JPS521382A (en) Oil pressure controller
JPS54147378A (en) High speed cylinder device
JPS5718805A (en) Controller for pneumatic cylinder and the like
JPS53109333A (en) Steering force control device for power steering system
JPS53137403A (en) Controller for variable-discharge hydraulic pump
JPS5431870A (en) G sensing type proportioning valve
JPS52153076A (en) Hydraulic brake device for tractors
AU5174979A (en) Hydraulic brake pressure control valve
JPS5396129A (en) Power steering device
JPS53119529A (en) Power steering device
JPS53141874A (en) Automatic oscilation control device for fluid pressure cylinder
JPS5321874A (en) Means for determining stopping position of push-in plate of compactor
JPS535373A (en) Damping oil pressure controller
JPS5520951A (en) Device for operation of hydraulically operated valve
JPS52101557A (en) Knuckle type crane
JPS53145104A (en) Variable capacity type hydraulic device
JPS5399105A (en) Dual system changing over method for control of a turbine
JPS53125565A (en) Control method for a vehicle torque converter