FR1424583A - Servo-controlled hydraulic cylinder, with variable chamber volume - Google Patents

Servo-controlled hydraulic cylinder, with variable chamber volume

Info

Publication number
FR1424583A
FR1424583A FR997503A FR997503A FR1424583A FR 1424583 A FR1424583 A FR 1424583A FR 997503 A FR997503 A FR 997503A FR 997503 A FR997503 A FR 997503A FR 1424583 A FR1424583 A FR 1424583A
Authority
FR
France
Prior art keywords
servo
hydraulic cylinder
chamber volume
controlled hydraulic
variable chamber
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
FR997503A
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.)
DBA SA
Original Assignee
DBA SA
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 DBA SA filed Critical DBA SA
Priority to FR997503A priority Critical patent/FR1424583A/en
Application granted granted Critical
Publication of FR1424583A publication Critical patent/FR1424583A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1409—Characterised by the construction of the motor unit of the straight-cylinder type with two or more independently movable working pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR997503A 1964-12-04 1964-12-04 Servo-controlled hydraulic cylinder, with variable chamber volume Expired FR1424583A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR997503A FR1424583A (en) 1964-12-04 1964-12-04 Servo-controlled hydraulic cylinder, with variable chamber volume

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR997503A FR1424583A (en) 1964-12-04 1964-12-04 Servo-controlled hydraulic cylinder, with variable chamber volume

Publications (1)

Publication Number Publication Date
FR1424583A true FR1424583A (en) 1966-01-14

Family

ID=8844110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR997503A Expired FR1424583A (en) 1964-12-04 1964-12-04 Servo-controlled hydraulic cylinder, with variable chamber volume

Country Status (1)

Country Link
FR (1) FR1424583A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623571A1 (en) * 1987-11-19 1989-05-26 Chapel Andre Device with double back-to-back telescopic jack
EP0446115A1 (en) * 1990-03-06 1991-09-11 Ppm Societe Anonyme: Multiple actuator, supply circuit for such an actuator and telescopic boom as an application of this actuator
DE19854851A1 (en) * 1998-11-27 2000-05-31 Karl Schaefer Gmbh Hoist for heavy loads has cylinder housing containing piston rod and piston, pressure compartment, and cooperating guide surfaces
WO2003059608A1 (en) * 2002-01-15 2003-07-24 Hawk Precision Components Group, Inc. Tool rig for the compaction of particulate material

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623571A1 (en) * 1987-11-19 1989-05-26 Chapel Andre Device with double back-to-back telescopic jack
EP0446115A1 (en) * 1990-03-06 1991-09-11 Ppm Societe Anonyme: Multiple actuator, supply circuit for such an actuator and telescopic boom as an application of this actuator
FR2659398A1 (en) * 1990-03-06 1991-09-13 Ppm Sa MULTIPLE CYLINDER, POWER SUPPLY CIRCUIT OF SUCH A VERIN, AND TELESCOPIC ARROW USING THIS CYLINDER.
US5111733A (en) * 1990-03-06 1992-05-12 Ppm Multiple stage hydraulic jack for use with telescopic jib
DE19854851A1 (en) * 1998-11-27 2000-05-31 Karl Schaefer Gmbh Hoist for heavy loads has cylinder housing containing piston rod and piston, pressure compartment, and cooperating guide surfaces
WO2003059608A1 (en) * 2002-01-15 2003-07-24 Hawk Precision Components Group, Inc. Tool rig for the compaction of particulate material
US7390183B2 (en) 2002-01-15 2008-06-24 Netshape Technologies, Inc. Tool rig for the compaction of particulate material

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