GB2303194B - Gas spring - Google Patents

Gas spring

Info

Publication number
GB2303194B
GB2303194B GB9514329A GB9514329A GB2303194B GB 2303194 B GB2303194 B GB 2303194B GB 9514329 A GB9514329 A GB 9514329A GB 9514329 A GB9514329 A GB 9514329A GB 2303194 B GB2303194 B GB 2303194B
Authority
GB
United Kingdom
Prior art keywords
gas spring
spring
gas
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 - Fee Related
Application number
GB9514329A
Other versions
GB9514329D0 (en
GB2303194A (en
Inventor
Etienne Perrin
Dominique Dony
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.)
Laird Holdings Ltd
Original Assignee
Draftex Industries 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 Draftex Industries Ltd filed Critical Draftex Industries Ltd
Priority to GB9514329A priority Critical patent/GB2303194B/en
Publication of GB9514329D0 publication Critical patent/GB9514329D0/en
Priority to FR9608742A priority patent/FR2736697B1/en
Publication of GB2303194A publication Critical patent/GB2303194A/en
Application granted granted Critical
Publication of GB2303194B publication Critical patent/GB2303194B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
    • F16F9/49—Stops limiting fluid passage, e.g. hydraulic stops or elastomeric elements inside the cylinder which contribute to changes in fluid damping
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
    • F16F9/0209—Telescopic
    • F16F9/0245—Means for adjusting the length of, or for locking, the spring or dampers
    • F16F9/0272—Means for adjusting the length of, or for locking, the spring or dampers with control rod extending through the piston rod into the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/346—Throttling passages in the form of slots arranged in cylinder walls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
GB9514329A 1995-07-13 1995-07-13 Gas spring Expired - Fee Related GB2303194B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9514329A GB2303194B (en) 1995-07-13 1995-07-13 Gas spring
FR9608742A FR2736697B1 (en) 1995-07-13 1996-07-12 COMPRESSED GAS SPRING

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9514329A GB2303194B (en) 1995-07-13 1995-07-13 Gas spring

Publications (3)

Publication Number Publication Date
GB9514329D0 GB9514329D0 (en) 1995-09-13
GB2303194A GB2303194A (en) 1997-02-12
GB2303194B true GB2303194B (en) 1998-08-19

Family

ID=10777589

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9514329A Expired - Fee Related GB2303194B (en) 1995-07-13 1995-07-13 Gas spring

Country Status (2)

Country Link
FR (1) FR2736697B1 (en)
GB (1) GB2303194B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2764353A1 (en) 1997-06-05 1998-12-11 Donerre Amortisseur OIL SHOCK ABSORBER
US6491143B1 (en) 1999-12-30 2002-12-10 Diebolt International, Inc. Low impact gas spring
ES2304075B1 (en) * 2005-12-20 2009-07-02 Jose Javier Barandiaran Salaverria GAS CYLINDER TO CONTROL THE MOVEMENT PARTS OPENING.
DE102006027318B3 (en) * 2006-06-13 2008-02-07 Stabilus Gmbh Object support column for vehicle flap, has radial nozzle grooves radially guided towards outside, and sealing ring that is not passed during attachment of sealing ring to another groove sided wall that is close to another working chamber
ES2543791B1 (en) * 2014-02-13 2016-06-07 Abain Components, S.L. Gas cylinder with maximum braking effect
ES2552404B1 (en) * 2014-05-27 2016-10-03 Abain Components, S.L. GAS CYLINDER, IMPROVED

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2265435A (en) * 1992-03-25 1993-09-29 Lee Wang Industry Ltd Adjustable gas spring

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2853974A (en) * 1955-10-31 1958-09-30 Westinghouse Air Brake Co Piston cushioning arrangement for cylinders
DE2513302C2 (en) * 1975-03-26 1985-05-30 Stabilus Gmbh, 5400 Koblenz Lockable pneumatic or hydropneumatic spring
DE2659488A1 (en) * 1976-12-30 1978-07-06 Stabilus Gmbh GAS SPRING WITH LOCKING PISTON
DE2933590A1 (en) * 1979-08-18 1981-03-26 Stabilus Gmbh, 56070 Koblenz GAS SPRING WITH HYDRAULIC OR HYDROPNEUMATIC FINAL DAMPING
JPS56147936A (en) * 1980-04-14 1981-11-17 Sharp Corp Air damper device
DE3437098C2 (en) * 1984-10-10 1995-01-26 Stabilus Gmbh Infinitely adjustable hydropneumatic device
ES1011204Y (en) * 1989-07-28 1990-09-01 La Industrial Plastica Y Metalurgica, S.A. PERFECTED PNEUMATIC SPRING.
DE3931448A1 (en) * 1989-09-21 1991-04-04 Stabilus Gmbh CONTINUOUSLY ADJUSTABLE, HYDROPNEUMATIC LIFTING UNIT, WITH OVERPRESSURE SAFETY
US5157806A (en) * 1991-12-09 1992-10-27 George Wartian Door closing piston-cylinder assembly
DE4236151A1 (en) * 1992-10-27 1994-04-28 Stabilus Gmbh Length-adjustable gas spring for adjusting height of chairs, tables etc. - has housing containing cylinder and pressure medium, cylinder, piston, rod and guide, with throttle opening

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2265435A (en) * 1992-03-25 1993-09-29 Lee Wang Industry Ltd Adjustable gas spring

Also Published As

Publication number Publication date
GB9514329D0 (en) 1995-09-13
GB2303194A (en) 1997-02-12
FR2736697B1 (en) 1998-05-15
FR2736697A1 (en) 1997-01-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990713