GB2089912B - Speed-dependent gearshift prevention arrangement for toothed-wheel gear units - Google Patents

Speed-dependent gearshift prevention arrangement for toothed-wheel gear units

Info

Publication number
GB2089912B
GB2089912B GB8138253A GB8138253A GB2089912B GB 2089912 B GB2089912 B GB 2089912B GB 8138253 A GB8138253 A GB 8138253A GB 8138253 A GB8138253 A GB 8138253A GB 2089912 B GB2089912 B GB 2089912B
Authority
GB
United Kingdom
Prior art keywords
toothed
dependent
speed
wheel gear
gear units
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
GB8138253A
Other languages
English (en)
Other versions
GB2089912A (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 GB2089912A publication Critical patent/GB2089912A/en
Application granted granted Critical
Publication of GB2089912B publication Critical patent/GB2089912B/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
    • F16H61/16—Inhibiting  or initiating  shift during unfavourable conditions , e.g. preventing forward-reverse shift at high vehicle speed, preventing engine overspeed  
    • 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
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/02—Arrangements for synchronisation, also for power-operated clutches
    • F16D23/08—Arrangements for synchronisation, also for power-operated clutches with a blocking mechanism that only releases the clutching member on synchronisation
    • 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
    • F16D43/00—Automatic clutches
    • F16D43/02—Automatic clutches actuated entirely mechanically
    • F16D43/04—Automatic clutches actuated entirely mechanically controlled by angular speed

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Operated Clutches (AREA)
  • Gear-Shifting Mechanisms (AREA)
GB8138253A 1980-12-19 1981-12-18 Speed-dependent gearshift prevention arrangement for toothed-wheel gear units Expired GB2089912B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3048048A DE3048048C2 (de) 1980-12-19 1980-12-19 Schaltsperre zum Sperren eines Rückwärtsganges von Zahnradwechselgetriebe

Publications (2)

Publication Number Publication Date
GB2089912A GB2089912A (en) 1982-06-30
GB2089912B true GB2089912B (en) 1984-10-17

Family

ID=6119700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8138253A Expired GB2089912B (en) 1980-12-19 1981-12-18 Speed-dependent gearshift prevention arrangement for toothed-wheel gear units

Country Status (5)

Country Link
CA (1) CA1167285A (cg-RX-API-DMAC7.html)
DE (1) DE3048048C2 (cg-RX-API-DMAC7.html)
FR (1) FR2496818A1 (cg-RX-API-DMAC7.html)
GB (1) GB2089912B (cg-RX-API-DMAC7.html)
IT (1) IT1139846B (cg-RX-API-DMAC7.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776228A (en) * 1986-07-07 1988-10-11 Chrysler Motors Corporation Strutless synchronizer
DE4241594C1 (de) * 1992-12-10 1994-04-21 Daimler Benz Ag Schaltvorrichtung für ein Zahnräderwechselgetriebe eines Kraftfahrzeuges
FR2718503B1 (fr) * 1994-04-12 1996-06-21 Peugeot Dispositif de commande verrouillable pour boîte de vitesses de véhicule automobile.
AU2014277789A1 (en) * 2010-03-15 2015-01-22 Automatic Technology (Australia) Pty Ltd A clutch assembly
DE102013005291A1 (de) * 2013-03-27 2014-05-08 Audi Ag Schaltbares Untersetzungsgetriebe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE484670C (de) * 1929-10-21 Heinrich Korfmann Jr Sperrvorrichtung fuer Verschieberaeder zum Umsteuern von Zahnrad-Kraftmaschinen
DE7024355U (de) * 1900-01-01 Soc Des Automobiles Simca Vorrichtung zur Verriegelung des Rückwärtsganges in einem Wechselgetriebe
DE1123217B (de) * 1958-01-25 1962-02-01 Ford Werke Ag Sperrvorrichtung fuer Schaltgetriebe, insbesondere fuer Kraftfahrzeuge
FR2051995A5 (cg-RX-API-DMAC7.html) * 1969-07-03 1971-04-09 Simca Automobiles Sa
DE1946496C3 (de) * 1969-09-13 1979-10-11 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Fahrgeschwindigkeitsabhängige Sperre zum Verhindern unzulässiger Rückschaltungen in Kraftfahrzeug-Wechselgetrieben
FR2352223A1 (fr) * 1976-05-17 1977-12-16 Zahnradfabrik Friedrichshafen Embrayage de boite de vitesses de vehicule automobile enclenchees par des griffes d'arret
DE2915965C2 (de) * 1979-04-20 1982-11-04 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Sperr-Synchronisierung für Getriebeschaltungen
DE2936009C2 (de) * 1979-09-06 1983-04-21 Getrag Getriebe- Und Zahnradfabrik Gmbh, 7140 Ludwigsburg Stufengetriebe für Straßenkraftfahrzeuge in Vorgelegebauart

Also Published As

Publication number Publication date
DE3048048C2 (de) 1985-06-13
IT8125284A0 (it) 1981-11-25
FR2496818A1 (fr) 1982-06-25
DE3048048A1 (de) 1982-07-01
IT1139846B (it) 1986-09-24
CA1167285A (en) 1984-05-15
GB2089912A (en) 1982-06-30
FR2496818B1 (cg-RX-API-DMAC7.html) 1985-02-22

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Legal Events

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

Effective date: 19921218