GB1401428A - Variable ratio drive gear - Google Patents

Variable ratio drive gear

Info

Publication number
GB1401428A
GB1401428A GB3532471A GB3532471A GB1401428A GB 1401428 A GB1401428 A GB 1401428A GB 3532471 A GB3532471 A GB 3532471A GB 3532471 A GB3532471 A GB 3532471A GB 1401428 A GB1401428 A GB 1401428A
Authority
GB
United Kingdom
Prior art keywords
governor
spring
piston
speed
pressure
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
Application number
GB3532471A
Other languages
English (en)
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.)
ZF International UK Ltd
Original Assignee
Lucas 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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Priority to GB3532471A priority Critical patent/GB1401428A/en
Priority to DE19722236353 priority patent/DE2236353C3/de
Priority to FR7227153A priority patent/FR2147722A5/fr
Priority to US45797674 priority patent/US3865125A/en
Publication of GB1401428A publication Critical patent/GB1401428A/en
Expired 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
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/66—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for continuously variable gearings
    • F16H61/664—Friction gearings
    • F16H61/6646—Friction gearings controlling shifting exclusively as a function of speed
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
    • G05D13/08—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover without auxiliary power
    • G05D13/10—Centrifugal governors with fly-weights
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
    • G05D13/08—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover without auxiliary power
    • G05D13/30—Governors characterised by fluid features in which the speed of a shaft is converted into fluid pressure
    • 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
    • F16H—GEARING
    • F16H15/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members
    • F16H15/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by friction between rotary members without members having orbital motion
    • F16H15/04—Gearings providing a continuous range of gear ratios
    • F16H15/06—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B
    • F16H15/32—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line
    • F16H15/36—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface
    • F16H15/38—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces
    • F16H2015/383—Gearings providing a continuous range of gear ratios in which a member A of uniform effective diameter mounted on a shaft may co-operate with different parts of a member B in which the member B has a curved friction surface formed as a surface of a body of revolution generated by a curve which is neither a circular arc centered on its axis of revolution nor a straight line with concave friction surface, e.g. a hollow toroid surface with two members B having hollow toroid surfaces opposite to each other, the member or members A being adjustably mounted between the surfaces with two or more sets of toroid gearings arranged in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Friction Gearing (AREA)
GB3532471A 1971-07-27 1971-07-27 Variable ratio drive gear Expired GB1401428A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB3532471A GB1401428A (en) 1971-07-27 1971-07-27 Variable ratio drive gear
DE19722236353 DE2236353C3 (de) 1971-07-27 1972-07-25 Regler für die hydraulische Steuerung eines Schwenkrollengetriebes
FR7227153A FR2147722A5 (enExample) 1971-07-27 1972-07-27
US45797674 US3865125A (en) 1971-07-27 1974-04-04 Governor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3532471A GB1401428A (en) 1971-07-27 1971-07-27 Variable ratio drive gear

Publications (1)

Publication Number Publication Date
GB1401428A true GB1401428A (en) 1975-07-16

Family

ID=10376442

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3532471A Expired GB1401428A (en) 1971-07-27 1971-07-27 Variable ratio drive gear

Country Status (3)

Country Link
DE (1) DE2236353C3 (enExample)
FR (1) FR2147722A5 (enExample)
GB (1) GB1401428A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314485A (en) * 1978-11-16 1982-02-09 Cam Gears Limited Speed control systems
CN119733744A (zh) * 2025-03-05 2025-04-01 太原理工大学 一种多挡速比的异步轧机

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2414222A1 (fr) * 1978-01-04 1979-08-03 Citroen Sa Perfectionnements apportes aux regulateurs a masselottes centrifuges

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314485A (en) * 1978-11-16 1982-02-09 Cam Gears Limited Speed control systems
CN119733744A (zh) * 2025-03-05 2025-04-01 太原理工大学 一种多挡速比的异步轧机

Also Published As

Publication number Publication date
DE2236353B2 (de) 1978-09-07
FR2147722A5 (enExample) 1973-03-09
DE2236353A1 (de) 1973-03-29
DE2236353C3 (de) 1979-05-03

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Legal Events

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