WO2001014764A3 - Improved gas spring - Google Patents
Improved gas spring Download PDFInfo
- Publication number
- WO2001014764A3 WO2001014764A3 PCT/US2000/022556 US0022556W WO0114764A3 WO 2001014764 A3 WO2001014764 A3 WO 2001014764A3 US 0022556 W US0022556 W US 0022556W WO 0114764 A3 WO0114764 A3 WO 0114764A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- stop
- shaft
- piston assembly
- gas spring
- movement
- Prior art date
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
- F16F9/02—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
-
- 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
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/368—Sealings in pistons
-
- 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
- F16F9/483—Arrangements for providing different damping effects at different parts of the stroke characterised by giving a particular shape to the cylinder, e.g. conical
-
- 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
- F16F2224/00—Materials; Material properties
- F16F2224/04—Fluids
- F16F2224/046—Fluids pneumatic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Measuring Volume Flow (AREA)
Abstract
Description
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002347498A CA2347498A1 (en) | 1999-08-19 | 2000-08-17 | Improved gas spring |
AU66455/00A AU6645500A (en) | 1999-08-19 | 2000-08-17 | Improved gas spring |
EP00954119A EP1123469A2 (en) | 1999-08-19 | 2000-08-17 | Improved gas spring |
JP2001518606A JP2003507684A (en) | 1999-08-19 | 2000-08-17 | Improved gas spring |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14975499P | 1999-08-19 | 1999-08-19 | |
US60/149,754 | 1999-08-19 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US09787615 A-371-Of-International | 2001-07-03 | ||
US10/228,512 Division US20030006539A1 (en) | 1999-08-19 | 2002-08-27 | Gas spring |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001014764A2 WO2001014764A2 (en) | 2001-03-01 |
WO2001014764A3 true WO2001014764A3 (en) | 2001-05-10 |
Family
ID=22531661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/022556 WO2001014764A2 (en) | 1999-08-19 | 2000-08-17 | Improved gas spring |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1123469A2 (en) |
JP (1) | JP2003507684A (en) |
AU (1) | AU6645500A (en) |
CA (1) | CA2347498A1 (en) |
WO (1) | WO2001014764A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005029467A1 (en) * | 2005-06-24 | 2007-01-04 | Suspa Holding Gmbh | Length adjustable gas spring |
GB2576177A (en) * | 2018-08-07 | 2020-02-12 | Titus D O O Dekani | Improvements in dampers |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE544095A (en) * | ||||
GB998742A (en) * | 1962-03-29 | 1965-07-21 | Automobilove Zd Y Letnany | Improvements in or relating to telescopic shock absorbers |
US3447644A (en) * | 1966-03-17 | 1969-06-03 | Woodhead Mfg Co Ltd | Two stage shock absorber |
GB1178606A (en) * | 1967-03-23 | 1970-01-21 | Woodhead Mfg Company Ltd | Improvements relating to Hydraulic Telescopic Shock Absorbers |
US4230309A (en) * | 1976-12-30 | 1980-10-28 | Stabilus Gmbh | Gas spring with automatic locking mechanism |
DE3546236A1 (en) * | 1985-12-28 | 1987-07-02 | Bauer Fritz & Soehne Ohg | Gas-filled spring with end-position damping |
DE4004714A1 (en) * | 1990-02-15 | 1991-08-22 | Stabilus Gmbh | GAS SPRING WITH LIFTING INTERMEDIATE STOP |
US5157806A (en) * | 1991-12-09 | 1992-10-27 | George Wartian | Door closing piston-cylinder assembly |
US5163204A (en) * | 1990-07-09 | 1992-11-17 | Jackson Christopher B | Marine door movement control apparatus |
DE4227554A1 (en) * | 1992-08-20 | 1994-02-24 | Stabilus Gmbh | Fluid compression spring for opening car boots - has separating piston unit producing two ring like work chambers connectable with each other by valve units operating according to pressure difference or direction of movement of separating piston. |
US5477589A (en) * | 1994-08-12 | 1995-12-26 | Lan; Mei-Shu | Piston-type door closer with adjustable closing speeds |
DE19642806C1 (en) * | 1996-06-21 | 1998-01-02 | Hoerauf & Kohler Verwaltungs K | Pneumatic motion damper featuring simple manufacture and solid reliability |
DE19707633C1 (en) * | 1997-02-26 | 1998-07-09 | Mannesmann Sachs Ag | Seal between two axially moving components in e.g. shock absorber |
US5799759A (en) * | 1996-03-08 | 1998-09-01 | Stabilus Gmbh | Hydraulic strut for a motor vehicle |
-
2000
- 2000-08-17 WO PCT/US2000/022556 patent/WO2001014764A2/en not_active Application Discontinuation
- 2000-08-17 AU AU66455/00A patent/AU6645500A/en not_active Abandoned
- 2000-08-17 EP EP00954119A patent/EP1123469A2/en not_active Withdrawn
- 2000-08-17 CA CA002347498A patent/CA2347498A1/en not_active Abandoned
- 2000-08-17 JP JP2001518606A patent/JP2003507684A/en active Pending
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE544095A (en) * | ||||
GB998742A (en) * | 1962-03-29 | 1965-07-21 | Automobilove Zd Y Letnany | Improvements in or relating to telescopic shock absorbers |
US3447644A (en) * | 1966-03-17 | 1969-06-03 | Woodhead Mfg Co Ltd | Two stage shock absorber |
GB1178606A (en) * | 1967-03-23 | 1970-01-21 | Woodhead Mfg Company Ltd | Improvements relating to Hydraulic Telescopic Shock Absorbers |
US4230309A (en) * | 1976-12-30 | 1980-10-28 | Stabilus Gmbh | Gas spring with automatic locking mechanism |
DE3546236A1 (en) * | 1985-12-28 | 1987-07-02 | Bauer Fritz & Soehne Ohg | Gas-filled spring with end-position damping |
DE4004714A1 (en) * | 1990-02-15 | 1991-08-22 | Stabilus Gmbh | GAS SPRING WITH LIFTING INTERMEDIATE STOP |
US5163204A (en) * | 1990-07-09 | 1992-11-17 | Jackson Christopher B | Marine door movement control apparatus |
US5157806A (en) * | 1991-12-09 | 1992-10-27 | George Wartian | Door closing piston-cylinder assembly |
DE4227554A1 (en) * | 1992-08-20 | 1994-02-24 | Stabilus Gmbh | Fluid compression spring for opening car boots - has separating piston unit producing two ring like work chambers connectable with each other by valve units operating according to pressure difference or direction of movement of separating piston. |
US5477589A (en) * | 1994-08-12 | 1995-12-26 | Lan; Mei-Shu | Piston-type door closer with adjustable closing speeds |
US5799759A (en) * | 1996-03-08 | 1998-09-01 | Stabilus Gmbh | Hydraulic strut for a motor vehicle |
DE19642806C1 (en) * | 1996-06-21 | 1998-01-02 | Hoerauf & Kohler Verwaltungs K | Pneumatic motion damper featuring simple manufacture and solid reliability |
DE19707633C1 (en) * | 1997-02-26 | 1998-07-09 | Mannesmann Sachs Ag | Seal between two axially moving components in e.g. shock absorber |
Also Published As
Publication number | Publication date |
---|---|
EP1123469A2 (en) | 2001-08-16 |
AU6645500A (en) | 2001-03-19 |
JP2003507684A (en) | 2003-02-25 |
WO2001014764A2 (en) | 2001-03-01 |
CA2347498A1 (en) | 2001-03-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1265298B1 (en) | CLUTCH WITH THRUST PLATE PARTICULARLY FOR VEHICLES | |
EP1120066A3 (en) | Closure and/or retraction device for moving furniture parts | |
CA2373388A1 (en) | Low-profile surgical clip | |
IT1256333B (en) | CLUTCH, IN PARTICULAR FOR VEHICLES, WITH HIGH FUNCTIONALITY AND DURABILITY | |
EA200100398A1 (en) | VALVE | |
DE58903687D1 (en) | SOLENOID VALVE, ESPECIALLY FOR FUEL INJECTION PUMPS. | |
EP0256208A3 (en) | Proximity switch assembly | |
CA2104111A1 (en) | Mycobacterium polypeptides and nucleic acids encoding them for diagnosis and control of tuberculosis | |
CA2151952A1 (en) | Double-Pivot Trigger | |
WO2002009983A3 (en) | Actuating device for a moveable element | |
CA2217624A1 (en) | Return spring for clutch | |
DE69505818D1 (en) | CONTROL FOR RESIDUAL POWER DEVICES | |
ITRM930842A0 (en) | DETECTOR OF THE AXIAL POSITION OF A ROD, IN PARTICULAR THE ROD OF A PISTON. | |
EP0977104A3 (en) | Bistable actuation device | |
CA2288827A1 (en) | Relay with contact springs | |
WO2001014764A3 (en) | Improved gas spring | |
EP0837483A3 (en) | Switching device | |
EP1128006A3 (en) | Actuator assemblies | |
DE69100306D1 (en) | High performance pneumatic striking mechanism with piston valve. | |
WO1998038438A3 (en) | Kinetic energy absorbing element | |
DE59102015D1 (en) | Valve seat plate, especially for piston compressors. | |
DK0433633T3 (en) | Electromagnetic relay with return springs | |
CA2381756A1 (en) | Reciprocator and linear suspension element therefor | |
GB9713348D0 (en) | Arrangement for controlling an angularly movable member | |
GB0117966D0 (en) | Closure tool |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CR CU CZ DE DK DM DZ EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
ENP | Entry into the national phase |
Ref document number: 2347498 Country of ref document: CA Ref country code: CA Ref document number: 2347498 Kind code of ref document: A Format of ref document f/p: F |
|
ENP | Entry into the national phase |
Ref country code: JP Ref document number: 2001 518606 Kind code of ref document: A Format of ref document f/p: F |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2000954119 Country of ref document: EP |
|
AK | Designated states |
Kind code of ref document: A3 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CR CU CZ DE DK DM DZ EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG US UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
WWE | Wipo information: entry into national phase |
Ref document number: 09787615 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 2000954119 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 2000954119 Country of ref document: EP |