DE69912503D1 - Hydraulischer Stellzylinder - Google Patents

Hydraulischer Stellzylinder

Info

Publication number
DE69912503D1
DE69912503D1 DE69912503T DE69912503T DE69912503D1 DE 69912503 D1 DE69912503 D1 DE 69912503D1 DE 69912503 T DE69912503 T DE 69912503T DE 69912503 T DE69912503 T DE 69912503T DE 69912503 D1 DE69912503 D1 DE 69912503D1
Authority
DE
Germany
Prior art keywords
piston
cylinder
head
side chamber
respect
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 - Lifetime
Application number
DE69912503T
Other languages
English (en)
Other versions
DE69912503T2 (de
Inventor
Laurentius Andreas Ger Mentink
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.)
Enerpac Tool Group Corp
Original Assignee
Actuant Corp
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 Actuant Corp filed Critical Actuant Corp
Application granted granted Critical
Publication of DE69912503D1 publication Critical patent/DE69912503D1/de
Publication of DE69912503T2 publication Critical patent/DE69912503T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J7/00—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs
    • B60J7/08—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs of non-sliding type, i.e. movable or removable roofs or panels, e.g. let-down tops or roofs capable of being easily detached or of assuming a collapsed or inoperative position
    • B60J7/12—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs of non-sliding type, i.e. movable or removable roofs or panels, e.g. let-down tops or roofs capable of being easily detached or of assuming a collapsed or inoperative position foldable; Tensioning mechanisms therefor, e.g. struts
    • B60J7/1226—Soft tops for convertible vehicles
    • B60J7/1265—Soft tops for convertible vehicles characterised by kinematic movements, e.g. using parallelogram linkages
    • B60J7/1269—Soft tops for convertible vehicles characterised by kinematic movements, e.g. using parallelogram linkages with remote power control
    • B60J7/1273—Soft tops for convertible vehicles characterised by kinematic movements, e.g. using parallelogram linkages with remote power control using hydraulic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Actuator (AREA)
  • Vehicle Body Suspensions (AREA)
DE69912503T 1998-03-20 1999-03-18 Hydraulischer Antriebszylinder Expired - Lifetime DE69912503T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1008656 1998-03-20
NL1008656A NL1008656C2 (nl) 1998-03-20 1998-03-20 Hydraulische aandrijfcilinder.

Publications (2)

Publication Number Publication Date
DE69912503D1 true DE69912503D1 (de) 2003-12-11
DE69912503T2 DE69912503T2 (de) 2004-09-23

Family

ID=19766780

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912503T Expired - Lifetime DE69912503T2 (de) 1998-03-20 1999-03-18 Hydraulischer Antriebszylinder

Country Status (5)

Country Link
US (1) US6152709A (de)
EP (1) EP0943816B1 (de)
AT (1) ATE253691T1 (de)
DE (1) DE69912503T2 (de)
NL (1) NL1008656C2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030024382A1 (en) * 2001-07-25 2003-02-06 Gram Martin M. Lock-up device
CN106438557A (zh) * 2016-10-10 2017-02-22 合肥协力液压科技有限公司 液压缸

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US762627A (en) * 1904-01-21 1904-06-14 Ferdinand Fink Fluid-pressure motor.
US2893353A (en) * 1954-08-13 1959-07-07 Gen Motors Corp Three position actuator cylinder
US3008454A (en) * 1959-04-03 1961-11-14 Ralph M Wilkins Locking actuator
US3269275A (en) * 1964-07-21 1966-08-30 Soil Mover Company Inc Two stage hydraulic cylinder
US3614912A (en) * 1969-09-29 1971-10-26 Lionel Pacific Inc Telescoping piston central lock hydraulic actuator
US4199007A (en) * 1978-02-27 1980-04-22 E-Systems, Inc. High frequency-high flow servo valve
NL8702269A (nl) * 1987-09-23 1989-04-17 Applied Power Inc Met een drukmedium te bekrachtigen zuiger-cilinderinrichting.
JP2762089B2 (ja) * 1989-01-13 1998-06-04 曙ブレーキ工業株式会社 三位置位置決め油圧シリンダー
DE4438925C1 (de) * 1994-10-31 1995-11-09 Porsche Ag Verdeck für ein Fahrzeug, insbesondere Kraftfahrzeug

Also Published As

Publication number Publication date
DE69912503T2 (de) 2004-09-23
ATE253691T1 (de) 2003-11-15
EP0943816B1 (de) 2003-11-05
EP0943816A1 (de) 1999-09-22
NL1008656C2 (nl) 1999-09-21
US6152709A (en) 2000-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition