GB1475322A - Apparatus for controlling the gear change mechanism of a multi-speed gear box - Google Patents

Apparatus for controlling the gear change mechanism of a multi-speed gear box

Info

Publication number
GB1475322A
GB1475322A GB1081074A GB1081074A GB1475322A GB 1475322 A GB1475322 A GB 1475322A GB 1081074 A GB1081074 A GB 1081074A GB 1081074 A GB1081074 A GB 1081074A GB 1475322 A GB1475322 A GB 1475322A
Authority
GB
United Kingdom
Prior art keywords
controlling
change mechanism
gear box
speed gear
gear change
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
GB1081074A
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.)
Sevcon Ltd
Original Assignee
Sevcon 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 Sevcon Ltd filed Critical Sevcon Ltd
Priority to GB1081074A priority Critical patent/GB1475322A/en
Priority to SE7502660A priority patent/SE7502660L/xx
Priority to DE19752510577 priority patent/DE2510577A1/en
Publication of GB1475322A publication Critical patent/GB1475322A/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
    • F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
    • F16H59/36—Inputs being a function of speed
    • 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
    • F16H61/02—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 characterised by the signals used
    • F16H61/0202—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 characterised by the signals used the signals being electric
    • F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
    • F16H61/0211—Layout of electro-hydraulic control circuits, e.g. arrangement of valves characterised by low integration or small number of valves
GB1081074A 1974-03-11 1974-03-11 Apparatus for controlling the gear change mechanism of a multi-speed gear box Expired GB1475322A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1081074A GB1475322A (en) 1974-03-11 1974-03-11 Apparatus for controlling the gear change mechanism of a multi-speed gear box
SE7502660A SE7502660L (en) 1974-03-11 1975-03-10
DE19752510577 DE2510577A1 (en) 1974-03-11 1975-03-11 DEVICE FOR CONTROLLING THE GEAR SHIFTING MECHANISM OF A MULTI-SPEED TRANSMISSION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1081074A GB1475322A (en) 1974-03-11 1974-03-11 Apparatus for controlling the gear change mechanism of a multi-speed gear box

Publications (1)

Publication Number Publication Date
GB1475322A true GB1475322A (en) 1977-06-01

Family

ID=9974696

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1081074A Expired GB1475322A (en) 1974-03-11 1974-03-11 Apparatus for controlling the gear change mechanism of a multi-speed gear box

Country Status (3)

Country Link
DE (1) DE2510577A1 (en)
GB (1) GB1475322A (en)
SE (1) SE7502660L (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010935A1 (en) * 1978-10-26 1980-05-14 Fidus Controls Limited Control apparatus for drive transmissions
EP0037639A2 (en) * 1980-03-31 1981-10-14 General Motors Corporation Engine power control for automatic-shift countershaft transmission
EP0134721A1 (en) * 1983-09-09 1985-03-20 Fuji Jukogyo Kabushiki Kaisha Control system for an infinitely variable transmission

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2812742A1 (en) * 1978-03-23 1979-09-27 Zahnradfabrik Friedrichshafen DEVICE FOR AUTOMATIC SHIFTING OF STEP CHANGE GEARS, ESPECIALLY IN VEHICLES
DE3140973A1 (en) * 1981-10-15 1983-05-05 Pierburg Gmbh & Co Kg, 4040 Neuss Method and device for detecting the gear position and the reduction ratio of the power train in motor vehicles

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0010935A1 (en) * 1978-10-26 1980-05-14 Fidus Controls Limited Control apparatus for drive transmissions
EP0037639A2 (en) * 1980-03-31 1981-10-14 General Motors Corporation Engine power control for automatic-shift countershaft transmission
EP0037639A3 (en) * 1980-03-31 1982-10-06 General Motors Corporation Engine power control for automatic-shift countershaft transmission
EP0134721A1 (en) * 1983-09-09 1985-03-20 Fuji Jukogyo Kabushiki Kaisha Control system for an infinitely variable transmission

Also Published As

Publication number Publication date
DE2510577A1 (en) 1975-11-13
SE7502660L (en) 1975-09-12

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Legal Events

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