IT8125284A0 - DEVICE TO BLOCK THE COMMAND OF GEAR TRANSMISSIONS DEPENDING ON THE RUNNING SPEED. - Google Patents

DEVICE TO BLOCK THE COMMAND OF GEAR TRANSMISSIONS DEPENDING ON THE RUNNING SPEED.

Info

Publication number
IT8125284A0
IT8125284A0 IT8125284A IT2528481A IT8125284A0 IT 8125284 A0 IT8125284 A0 IT 8125284A0 IT 8125284 A IT8125284 A IT 8125284A IT 2528481 A IT2528481 A IT 2528481A IT 8125284 A0 IT8125284 A0 IT 8125284A0
Authority
IT
Italy
Prior art keywords
command
block
running speed
gear transmissions
transmissions depending
Prior art date
Application number
IT8125284A
Other languages
Italian (it)
Other versions
IT1139846B (en
Inventor
Otto Ebner
Friedrich Schreiner
Original Assignee
Zahnradfabrik Friedrichshafen
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 Zahnradfabrik Friedrichshafen filed Critical Zahnradfabrik Friedrichshafen
Publication of IT8125284A0 publication Critical patent/IT8125284A0/en
Application granted granted Critical
Publication of IT1139846B publication Critical patent/IT1139846B/en

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 over 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
    • 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)
IT25284/81A 1980-12-19 1981-11-25 DEVICE FOR BLOCKING THE GEAR TRANSMISSION COMMAND ACCORDING TO THE RUNNING SPEED IT1139846B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3048048A DE3048048C2 (en) 1980-12-19 1980-12-19 Shift lock to lock a reverse gear of gear change transmission

Publications (2)

Publication Number Publication Date
IT8125284A0 true IT8125284A0 (en) 1981-11-25
IT1139846B IT1139846B (en) 1986-09-24

Family

ID=6119700

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25284/81A IT1139846B (en) 1980-12-19 1981-11-25 DEVICE FOR BLOCKING THE GEAR TRANSMISSION COMMAND ACCORDING TO THE RUNNING SPEED

Country Status (5)

Country Link
CA (1) CA1167285A (en)
DE (1) DE3048048C2 (en)
FR (1) FR2496818A1 (en)
GB (1) GB2089912B (en)
IT (1) IT1139846B (en)

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 (en) * 1992-12-10 1994-04-21 Daimler Benz Ag Gear change unit for vehicle gearbox - has displacement stop and adjustment located on change lever sleeve
FR2718503B1 (en) * 1994-04-12 1996-06-21 Peugeot Lockable control device for a motor vehicle gearbox.
AU2014277789A1 (en) * 2010-03-15 2015-01-22 Automatic Technology (Australia) Pty Ltd A clutch assembly
DE102013005291A1 (en) * 2013-03-27 2014-05-08 Audi Ag Switched reduction gear unit for drive unit of motor vehicle, has two selectable transmissions and switching unit for selecting transmission, which is movable in normal position and in reducing position

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7024355U (en) * 1900-01-01 Soc Des Automobiles Simca Device for locking the reverse gear in a gearbox
DE484670C (en) * 1929-10-21 Heinrich Korfmann Jr Locking device for sliding gears for reversing gear power machines
DE1123217B (en) * 1958-01-25 1962-02-01 Ford Werke Ag Locking device for gearboxes, especially for motor vehicles
FR2051995A5 (en) * 1969-07-03 1971-04-09 Simca Automobiles Sa
DE1946496C3 (en) * 1969-09-13 1979-10-11 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Driving speed-dependent lock to prevent impermissible downshifts in motor vehicle gearboxes
FR2352223A1 (en) * 1976-05-17 1977-12-16 Zahnradfabrik Friedrichshafen Synchronising mechanism for automobile gearbox - has sliding sleeve connected to synchronising rings at low speed (SW 12.12.77)
DE2915965C2 (en) * 1979-04-20 1982-11-04 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Lock synchronization for gear shifts
DE2936009C2 (en) * 1979-09-06 1983-04-21 Getrag Getriebe- Und Zahnradfabrik Gmbh, 7140 Ludwigsburg Multi-step transmission for road vehicles in countershaft design

Also Published As

Publication number Publication date
GB2089912A (en) 1982-06-30
GB2089912B (en) 1984-10-17
FR2496818B1 (en) 1985-02-22
CA1167285A (en) 1984-05-15
IT1139846B (en) 1986-09-24
DE3048048C2 (en) 1985-06-13
DE3048048A1 (en) 1982-07-01
FR2496818A1 (en) 1982-06-25

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