GB2238368B - Variable torque clutch - Google Patents

Variable torque clutch

Info

Publication number
GB2238368B
GB2238368B GB8921714A GB8921714A GB2238368B GB 2238368 B GB2238368 B GB 2238368B GB 8921714 A GB8921714 A GB 8921714A GB 8921714 A GB8921714 A GB 8921714A GB 2238368 B GB2238368 B GB 2238368B
Authority
GB
United Kingdom
Prior art keywords
variable torque
torque clutch
clutch
variable
torque
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
GB8921714A
Other versions
GB8921714D0 (en
GB2238368A (en
Inventor
John Daniels
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.)
Ashe Controls Ltd
Original Assignee
Ashe Controls 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 Ashe Controls Ltd filed Critical Ashe Controls Ltd
Priority to GB8921714A priority Critical patent/GB2238368B/en
Publication of GB8921714D0 publication Critical patent/GB8921714D0/en
Publication of GB2238368A publication Critical patent/GB2238368A/en
Application granted granted Critical
Publication of GB2238368B publication Critical patent/GB2238368B/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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D37/00—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive
    • F16D37/008—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive the particles being carried by a fluid, to vary viscosity when subjected to electric change, i.e. electro-rheological or smart fluids
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
    • F16D48/064—Control of electrically or electromagnetically actuated clutches
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
    • F16D48/066—Control of fluid pressure, e.g. using an accumulator
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/10—System to be controlled
    • F16D2500/102—Actuator
    • F16D2500/1021—Electrical type
    • F16D2500/1022—Electromagnet
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/70—Details about the implementation of the control system
    • F16D2500/704—Output parameters from the control unit; Target parameters to be controlled
    • F16D2500/70402—Actuator parameters
    • F16D2500/7042—Voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
GB8921714A 1989-09-26 1989-09-26 Variable torque clutch Expired - Fee Related GB2238368B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8921714A GB2238368B (en) 1989-09-26 1989-09-26 Variable torque clutch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8921714A GB2238368B (en) 1989-09-26 1989-09-26 Variable torque clutch

Publications (3)

Publication Number Publication Date
GB8921714D0 GB8921714D0 (en) 1989-11-08
GB2238368A GB2238368A (en) 1991-05-29
GB2238368B true GB2238368B (en) 1993-03-31

Family

ID=10663634

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8921714A Expired - Fee Related GB2238368B (en) 1989-09-26 1989-09-26 Variable torque clutch

Country Status (1)

Country Link
GB (1) GB2238368B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0711975Y2 (en) * 1991-04-24 1995-03-22 ハイデルベルガー ドルツクマシーネン アクチエンゲゼルシヤフト Roller drive
DE112005001458T5 (en) * 2004-06-16 2007-05-03 Ricardo Uk Ltd., Shoreham-By-Sea Rotary fluid coupling

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144921A (en) * 1960-12-30 1964-08-18 Pure Oil Co Electrofluid coupling
GB985827A (en) * 1962-01-12 1965-03-10 Warner Electric Brake & Clutch Apparatus utilising electro-viscous liquid
GB1347980A (en) * 1971-09-21 1974-02-27 Laser Eng Dev Ltd And Gerrish Torque transmitting devices
GB2083595A (en) * 1980-07-30 1982-03-24 Secr Defence Viscous Shear Clutch Assembly
GB2125230A (en) * 1982-07-22 1984-02-29 Nat Res Dev Improvements relating to electroviscous fluid-actuated devices

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144921A (en) * 1960-12-30 1964-08-18 Pure Oil Co Electrofluid coupling
GB985827A (en) * 1962-01-12 1965-03-10 Warner Electric Brake & Clutch Apparatus utilising electro-viscous liquid
GB1347980A (en) * 1971-09-21 1974-02-27 Laser Eng Dev Ltd And Gerrish Torque transmitting devices
GB2083595A (en) * 1980-07-30 1982-03-24 Secr Defence Viscous Shear Clutch Assembly
GB2125230A (en) * 1982-07-22 1984-02-29 Nat Res Dev Improvements relating to electroviscous fluid-actuated devices

Also Published As

Publication number Publication date
GB8921714D0 (en) 1989-11-08
GB2238368A (en) 1991-05-29

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Legal Events

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

Effective date: 20040926