GB2236574B - Improvements in and relating to shock absorbers - Google Patents

Improvements in and relating to shock absorbers

Info

Publication number
GB2236574B
GB2236574B GB9020546A GB9020546A GB2236574B GB 2236574 B GB2236574 B GB 2236574B GB 9020546 A GB9020546 A GB 9020546A GB 9020546 A GB9020546 A GB 9020546A GB 2236574 B GB2236574 B GB 2236574B
Authority
GB
United Kingdom
Prior art keywords
relating
shock absorbers
absorbers
shock
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
GB9020546A
Other versions
GB2236574A (en
GB9020546D0 (en
Inventor
Mitsuo Sasaki
Shinobu Kakizaki
Fumiyuki Yamaoka
Hiroyuki Shimizu
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.)
Hitachi Unisia Automotive Ltd
Original Assignee
Atsugi Unisia 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 Atsugi Unisia Corp filed Critical Atsugi Unisia Corp
Publication of GB9020546D0 publication Critical patent/GB9020546D0/en
Publication of GB2236574A publication Critical patent/GB2236574A/en
Application granted granted Critical
Publication of GB2236574B publication Critical patent/GB2236574B/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
    • F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
    • F16F9/46—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction allowing control from a distance, i.e. location of means for control input being remote from site of valves, e.g. on damper external wall
    • F16F9/466—Throttling control, i.e. regulation of flow passage geometry
    • F16F9/467—Throttling control, i.e. regulation of flow passage geometry using rotary valves
    • F16F9/468—Throttling control, i.e. regulation of flow passage geometry using rotary valves controlling at least one bypass to main flow path
    • 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
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/10—Damping action or damper
    • B60G2500/102—Damping action or damper stepwise

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
GB9020546A 1989-09-20 1990-09-20 Improvements in and relating to shock absorbers Expired - Fee Related GB2236574B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989109919U JP2578901Y2 (en) 1989-09-20 1989-09-20 Variable damping force type hydraulic shock absorber

Publications (3)

Publication Number Publication Date
GB9020546D0 GB9020546D0 (en) 1990-10-31
GB2236574A GB2236574A (en) 1991-04-10
GB2236574B true GB2236574B (en) 1993-05-12

Family

ID=14522457

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9020546A Expired - Fee Related GB2236574B (en) 1989-09-20 1990-09-20 Improvements in and relating to shock absorbers

Country Status (3)

Country Link
JP (1) JP2578901Y2 (en)
DE (1) DE4029554C2 (en)
GB (1) GB2236574B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2918293B2 (en) * 1990-05-28 1999-07-12 株式会社ユニシアジェックス Variable damping force type shock absorber
US5178242A (en) * 1990-11-19 1993-01-12 Atsugi Unisia Corporation Hydraulic damper
US5307907A (en) * 1991-06-11 1994-05-03 Atsugi Unisia Corporation Hydraulic damper
US5368142A (en) * 1991-12-07 1994-11-29 Tokico Ltd. Damping force control type of hydraulic shock absorber
JP3383863B2 (en) * 1993-03-08 2003-03-10 トキコ株式会社 Damping force adjustable hydraulic shock absorber
JPH07233840A (en) * 1994-02-22 1995-09-05 Unisia Jecs Corp Damping force varying type shock absorber
JP6026207B2 (en) * 2012-09-28 2016-11-16 日立オートモティブシステムズ株式会社 Suspension control device
EP3021001A1 (en) 2014-11-13 2016-05-18 Öhlins Racing Ab Flow adjusting device

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111168A (en) * 1981-11-06 1983-06-29 Tokico Ltd Hydraulic damper with bypass
GB2120355A (en) * 1982-05-20 1983-11-30 Atsugi Motor Parts Co Ltd Variable-damping-force shock absorber
GB2123922A (en) * 1982-06-15 1984-02-08 Tokico Ltd Hydraulic damper with adjustable flow path
GB2126687A (en) * 1982-07-14 1984-03-28 Tokico Ltd Hydraulic damper with adjustable damping force
GB2146734A (en) * 1983-09-20 1985-04-24 Tokico Ltd Hydraulic damper of adjustable damping force type
EP0196030A2 (en) * 1985-03-22 1986-10-01 Toyota Jidosha Kabushiki Kaisha Hydraulic buffer
GB2180320A (en) * 1985-09-11 1987-03-25 Fichtel & Sachs Ag Vibration damper with variable damping force
US4754855A (en) * 1985-09-19 1988-07-05 Aishin Seiki Kabushiki Kaisha Apparatus for driving rotary valve of shock absorber
US4826207A (en) * 1987-01-16 1989-05-02 Honda Giken Kogyo Kabushiki Kaisha Compound suspension system
GB2220726A (en) * 1988-06-07 1990-01-17 Tokico Ltd A hydraulic damper of adjustable damping force type

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6018860B2 (en) * 1976-12-03 1985-05-13 本田技研工業株式会社 Vehicle shock absorber
JPS5969544A (en) * 1982-10-08 1984-04-19 Yamaha Motor Co Ltd Hydraulic damper
JPS60227031A (en) * 1984-04-26 1985-11-12 Showa Mfg Co Ltd Variable-damping force damper
JPS61175641U (en) * 1985-04-20 1986-11-01
DE3542846A1 (en) * 1985-12-04 1987-06-11 Fichtel & Sachs Ag Actuating device for a vibration damper with adjustable damping force
JPS63275826A (en) * 1987-04-30 1988-11-14 Kayaba Ind Co Ltd Damping force adjusting device for shock absorber
DE3832625C2 (en) * 1987-10-13 1999-06-24 Hauni Werke Koerber & Co Kg Vibration damper with variable damping characteristics
JP3089015B2 (en) * 1989-07-10 2000-09-18 株式会社ユニシアジェックス Vehicle suspension
JP2902234B2 (en) * 1992-11-30 1999-06-07 住友化学工業株式会社 Powder supply device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111168A (en) * 1981-11-06 1983-06-29 Tokico Ltd Hydraulic damper with bypass
GB2120355A (en) * 1982-05-20 1983-11-30 Atsugi Motor Parts Co Ltd Variable-damping-force shock absorber
GB2123922A (en) * 1982-06-15 1984-02-08 Tokico Ltd Hydraulic damper with adjustable flow path
GB2126687A (en) * 1982-07-14 1984-03-28 Tokico Ltd Hydraulic damper with adjustable damping force
GB2146734A (en) * 1983-09-20 1985-04-24 Tokico Ltd Hydraulic damper of adjustable damping force type
EP0196030A2 (en) * 1985-03-22 1986-10-01 Toyota Jidosha Kabushiki Kaisha Hydraulic buffer
GB2180320A (en) * 1985-09-11 1987-03-25 Fichtel & Sachs Ag Vibration damper with variable damping force
US4754855A (en) * 1985-09-19 1988-07-05 Aishin Seiki Kabushiki Kaisha Apparatus for driving rotary valve of shock absorber
US4826207A (en) * 1987-01-16 1989-05-02 Honda Giken Kogyo Kabushiki Kaisha Compound suspension system
GB2220726A (en) * 1988-06-07 1990-01-17 Tokico Ltd A hydraulic damper of adjustable damping force type

Also Published As

Publication number Publication date
JPH0349442U (en) 1991-05-14
GB2236574A (en) 1991-04-10
DE4029554A1 (en) 1991-06-06
GB9020546D0 (en) 1990-10-31
DE4029554C2 (en) 1994-02-17
JP2578901Y2 (en) 1998-08-20

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Legal Events

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

Effective date: 19990920