FR1513085A - Synchronized control device of a hydraulic lifting device for very heavy loads - Google Patents

Synchronized control device of a hydraulic lifting device for very heavy loads

Info

Publication number
FR1513085A
FR1513085A FR97494A FR97494A FR1513085A FR 1513085 A FR1513085 A FR 1513085A FR 97494 A FR97494 A FR 97494A FR 97494 A FR97494 A FR 97494A FR 1513085 A FR1513085 A FR 1513085A
Authority
FR
France
Prior art keywords
hydraulic lifting
heavy loads
control device
synchronized control
lifting 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.)
Expired
Application number
FR97494A
Other languages
French (fr)
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.)
Yawata Iron and Steel Co Ltd
Tokyo Keiki Inc
Original Assignee
Yawata Iron and Steel Co Ltd
Tokyo Keiki Seizosho 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 Yawata Iron and Steel Co Ltd, Tokyo Keiki Seizosho Co Ltd filed Critical Yawata Iron and Steel Co Ltd
Application granted granted Critical
Publication of FR1513085A publication Critical patent/FR1513085A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/46—Combinations of several jacks with means for interrelating lifting or lowering movements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/22—Synchronisation of the movement of two or more servomotors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
FR97494A 1966-03-16 1967-03-06 Synchronized control device of a hydraulic lifting device for very heavy loads Expired FR1513085A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1625066 1966-03-16

Publications (1)

Publication Number Publication Date
FR1513085A true FR1513085A (en) 1968-02-09

Family

ID=11911300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR97494A Expired FR1513085A (en) 1966-03-16 1967-03-06 Synchronized control device of a hydraulic lifting device for very heavy loads

Country Status (3)

Country Link
AT (1) AT275090B (en)
FR (1) FR1513085A (en)
GB (1) GB1174809A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2377296A1 (en) * 1975-09-06 1978-08-11 Krupp Gmbh Four point hydraulic deck support for tracked vehicle - has cylinders in square centred on swivel post with cup bearing

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5456078A (en) * 1994-08-12 1995-10-10 Caterpillar Inc. Method of purging a hydraulic system
CN102330712B (en) * 2011-10-16 2013-11-20 西安建筑科技大学 Sectional hydraulic synchronous circuit
CN104930002B (en) * 2015-06-12 2017-01-25 中国建筑股份有限公司 Hydraulic synchronous motor hydraulic console
CN105016240B (en) * 2015-08-18 2018-06-26 石家庄军融科技有限公司 Universal chassis apparatus for automatically lifting
CN105645303A (en) * 2016-04-11 2016-06-08 泰兴市三迪环保科技发展有限公司 Lifting balance system for buried garbage compression equipment
CN111288033B (en) * 2020-03-02 2022-03-01 马鞍山钢铁股份有限公司 Synchronous control method for lifting hydraulic cylinder of continuous casting tundish
CN112012973A (en) * 2020-08-28 2020-12-01 江苏智库智能科技有限公司 Hydraulic cylinder system for four-way shuttle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2377296A1 (en) * 1975-09-06 1978-08-11 Krupp Gmbh Four point hydraulic deck support for tracked vehicle - has cylinders in square centred on swivel post with cup bearing

Also Published As

Publication number Publication date
GB1174809A (en) 1969-12-17
DE1481922A1 (en) 1969-07-17
AT275090B (en) 1969-10-10

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