GB2266133B - Improvements in and relating to check valve assemblies - Google Patents
Improvements in and relating to check valve assembliesInfo
- Publication number
- GB2266133B GB2266133B GB9306982A GB9306982A GB2266133B GB 2266133 B GB2266133 B GB 2266133B GB 9306982 A GB9306982 A GB 9306982A GB 9306982 A GB9306982 A GB 9306982A GB 2266133 B GB2266133 B GB 2266133B
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- check valve
- valve assemblies
- assemblies
- check
- 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
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
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
- F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity
- F16F9/5126—Piston, or piston-like valve elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/06—Characteristics of dampers, e.g. mechanical dampers
- B60G17/08—Characteristics of fluid dampers
-
- 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
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/90—Other conditions or factors
- B60G2400/91—Frequency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/10—Damping action or damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
- B60G2600/18—Automatic control means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP29838889A JP2918257B2 (en) | 1989-11-16 | 1989-11-16 | Variable damping force type shock absorber |
JP32289889A JP2918258B2 (en) | 1989-12-12 | 1989-12-12 | Variable damping force type shock absorber |
JP1322899A JP2742457B2 (en) | 1989-12-12 | 1989-12-12 | Check valve structure |
GB9024880A GB2238843B (en) | 1989-11-16 | 1990-11-15 | Improvements in and relating to shock absorbers |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9306982D0 GB9306982D0 (en) | 1993-05-26 |
GB2266133A GB2266133A (en) | 1993-10-20 |
GB2266133B true GB2266133B (en) | 1994-03-09 |
Family
ID=27450581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9306982A Expired - Fee Related GB2266133B (en) | 1989-11-16 | 1993-04-02 | Improvements in and relating to check valve assemblies |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2266133B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106536965A (en) * | 2014-07-25 | 2017-03-22 | 日立汽车系统美国有限公司 | Shock absorber |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2346427B (en) * | 1996-03-20 | 2000-09-27 | Monroe Auto Equipment Co | Flexing disc-blow off assembly for use in a shock absorber |
GB2343231A (en) * | 1998-10-26 | 2000-05-03 | Tenneco Automotive Inc | A shock absorber of the piston and cylinder type incorporating an hydraulic lockout mechanism |
DE20001004U1 (en) * | 2000-01-21 | 2000-05-04 | Sanivac Vakuumtechnik Gmbh | Check valve for an indirectly controlled solenoid valve |
GB2461892A (en) * | 2008-07-16 | 2010-01-20 | Univ Sheffield | A damper for a mountain bike |
US9239092B2 (en) * | 2013-08-26 | 2016-01-19 | Tenneco Automotive Operating Company Inc. | Shock absorber with frequency dependent passive valve |
RU2687327C1 (en) * | 2017-11-27 | 2019-05-13 | Общество с ограниченной ответственностью "Компания Демпферсервис" | Hydraulic damper |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1100451A (en) * | 1964-01-07 | 1968-01-24 | Bourcier Carbon Christian | A fluid flow valve |
GB1155750A (en) * | 1966-11-14 | 1969-06-18 | Moulton Development Ltd | Damper Valve |
GB2085556A (en) * | 1980-10-08 | 1982-04-28 | Itt | Valve construction |
GB2122305A (en) * | 1982-04-10 | 1984-01-11 | Tokico Ltd | Fluid spring or damper with slidable piston |
-
1993
- 1993-04-02 GB GB9306982A patent/GB2266133B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1100451A (en) * | 1964-01-07 | 1968-01-24 | Bourcier Carbon Christian | A fluid flow valve |
GB1155750A (en) * | 1966-11-14 | 1969-06-18 | Moulton Development Ltd | Damper Valve |
GB2085556A (en) * | 1980-10-08 | 1982-04-28 | Itt | Valve construction |
GB2122305A (en) * | 1982-04-10 | 1984-01-11 | Tokico Ltd | Fluid spring or damper with slidable piston |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106536965A (en) * | 2014-07-25 | 2017-03-22 | 日立汽车系统美国有限公司 | Shock absorber |
Also Published As
Publication number | Publication date |
---|---|
GB9306982D0 (en) | 1993-05-26 |
GB2266133A (en) | 1993-10-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19991115 |