GB1397883A - Servo valve on a gear lever - Google Patents

Servo valve on a gear lever

Info

Publication number
GB1397883A
GB1397883A GB4827273A GB4827273A GB1397883A GB 1397883 A GB1397883 A GB 1397883A GB 4827273 A GB4827273 A GB 4827273A GB 4827273 A GB4827273 A GB 4827273A GB 1397883 A GB1397883 A GB 1397883A
Authority
GB
United Kingdom
Prior art keywords
servo valve
gear lever
lever
gear
servo
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
GB4827273A
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 Friedrichshafen AG
Original Assignee
ZF Friedrichshafen AG
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 ZF Friedrichshafen AG filed Critical ZF Friedrichshafen AG
Publication of GB1397883A publication Critical patent/GB1397883A/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
    • F16H61/02—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
    • F16H61/0262—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 hydraulic
    • F16H61/0274—Control units where shifting is directly initiated by the driver, e.g. semi-automatic transmissions
    • 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
    • F16H2708/00—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes
    • F16H2708/24—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes with a preselection system, mainly semi-automatic, e.g. with automatic preselection, but controlled at the intended moment, with force amplification

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear-Shifting Mechanisms (AREA)
GB4827273A 1972-10-18 1973-10-17 Servo valve on a gear lever Expired GB1397883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722250906 DE2250906A1 (de) 1972-10-18 1972-10-18 Vorsteuerventil eines gangschalthebels fuer gruppengetriebe

Publications (1)

Publication Number Publication Date
GB1397883A true GB1397883A (en) 1975-06-18

Family

ID=5859301

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4827273A Expired GB1397883A (en) 1972-10-18 1973-10-17 Servo valve on a gear lever

Country Status (5)

Country Link
DE (1) DE2250906A1 (https=)
FR (1) FR2204268A5 (https=)
GB (1) GB1397883A (https=)
IT (1) IT994407B (https=)
SE (1) SE386407B (https=)

Also Published As

Publication number Publication date
FR2204268A5 (https=) 1974-05-17
SE386407B (sv) 1976-08-09
DE2250906A1 (de) 1974-04-25
IT994407B (it) 1975-10-20

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Legal Events

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