IT8049721A0 - Congegno per la manovra di una retromarcia nei cambi di velocita' - Google Patents

Congegno per la manovra di una retromarcia nei cambi di velocita'

Info

Publication number
IT8049721A0
IT8049721A0 IT8049721A IT4972180A IT8049721A0 IT 8049721 A0 IT8049721 A0 IT 8049721A0 IT 8049721 A IT8049721 A IT 8049721A IT 4972180 A IT4972180 A IT 4972180A IT 8049721 A0 IT8049721 A0 IT 8049721A0
Authority
IT
Italy
Prior art keywords
maneuvering
reverse gear
speed changes
gear during
during speed
Prior art date
Application number
IT8049721A
Other languages
English (en)
Other versions
IT1144003B (it
Inventor
Markfeld Udo
Wintergerst Siegfried
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 IT8049721A0 publication Critical patent/IT8049721A0/it
Application granted granted Critical
Publication of IT1144003B publication Critical patent/IT1144003B/it

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
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/20—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear
    • F16H3/38—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with synchro-meshing
    • F16H3/385—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially using gears that can be moved out of gear with synchro-meshing with braking means
    • 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
    • F16D23/04—Arrangements for synchronisation, also for power-operated clutches with an additional friction clutch
    • 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
    • F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
    • F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
    • F16H63/30—Constructional features of the final output mechanisms
    • F16H63/302—Final output mechanisms for reversing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19219—Interchangeably locked
    • Y10T74/19284—Meshing assisters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19637—Gearing with brake means for gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)
  • Mechanical Operated Clutches (AREA)
  • Gear-Shifting Mechanisms (AREA)
IT49721/80A 1979-09-29 1980-09-23 Congegno per la manovra di una retromarcia nei cambi di velocita' IT1144003B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2939713A DE2939713B2 (de) 1979-09-29 1979-09-29 Einrichtung zur Schaltung eines Rückwärtsganges bei Wechselgetrieben

Publications (2)

Publication Number Publication Date
IT8049721A0 true IT8049721A0 (it) 1980-09-23
IT1144003B IT1144003B (it) 1986-10-29

Family

ID=6082366

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49721/80A IT1144003B (it) 1979-09-29 1980-09-23 Congegno per la manovra di una retromarcia nei cambi di velocita'

Country Status (7)

Country Link
US (1) US4370896A (it)
AR (1) AR224172A1 (it)
BR (1) BR8006190A (it)
DE (1) DE2939713B2 (it)
FR (1) FR2466679A1 (it)
GB (1) GB2059522B (it)
IT (1) IT1144003B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4598599A (en) * 1982-09-30 1986-07-08 Toyota Jidosha Kabushiki Kaisha Device for preventing reverse gear buzzing in a manual transmission
SE450943B (sv) * 1983-08-23 1987-08-17 Volvo Ab Anordning vid en motorfordonsvexellada for dempning av tomgangsskrammel
FR2604233B1 (fr) * 1986-09-19 1991-02-08 Renault Dispositif de frein pour marche arriere de boite de vitesses.
IT1250889B (it) * 1991-12-23 1995-04-21 Fiat Auto Spa Cambio di velocita' ad ingranaggi sempre in presa per autoveicoli.
US5249666A (en) * 1992-04-03 1993-10-05 The Falk Corporation Load compensator for geared holdback devices
US5385223A (en) * 1994-02-16 1995-01-31 Saturn Corporation Shift control mechanism for a multi-speed countershaft transmission
EP0810393B1 (en) * 1996-05-31 2002-08-28 Aisin Aw Co., Ltd. Automatic transmission for vehicle with reverse gear brake
CN103465774B (zh) * 2013-09-11 2015-12-02 南京航空航天大学 手动挡汽车的自动防倒溜装置及方法
FR3016419B1 (fr) * 2014-01-13 2017-05-26 Renault Sas Dispositif de freinage de pignon de marche arriere
EP3252342B1 (en) * 2016-05-30 2020-08-19 FCA Italy S.p.A. A device for synchronization of a reverse gear for a motor-vehicle gearbox

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE863753C (de) * 1950-06-20 1953-01-19 Porsche Konstruktionen G M B H Gleichlaufeinrichtung fuer Getriebe, insbesondere von Kraftfahrzeugen
FR1165516A (fr) * 1956-11-16 1958-10-27 Synchroniseur de transmission
DE2018399C3 (de) * 1970-04-17 1975-01-23 Daimler-Benz Ag, 7000 Stuttgart Einrichtung zum Einspuren eines Rückwärtsgang-Zahnrades bei einem insbesondere für Kraftfahrzeuge bestimmten Wechselgetriebe
IT982646B (it) * 1972-03-30 1974-10-21 Sss Patents Ltd Meccanismo a spostamento automa tico sincrono per impegnare e di simpegnare tra loro automaticamen te serie di dent
DE2708999C2 (de) * 1977-03-02 1978-10-05 Bayerische Motoren Werke Ag, 8000 Muenchen Wechselgetriebe von Kraftfahrzeugen mit einer Sperrvorrichtung für den Rückwärtsgang
DE2751699C3 (de) * 1977-11-19 1981-03-12 Volkswagenwerk Ag, 3180 Wolfsburg Einrichtung zur geräuschlosen Schaltung eines Rückwärtsganges von Geschwindigkeitswechselgetrieben, insbesondere von Kraftfahrzeugen

Also Published As

Publication number Publication date
DE2939713A1 (de) 1981-04-02
FR2466679B1 (it) 1983-12-16
DE2939713B2 (de) 1981-07-09
AR224172A1 (es) 1981-10-30
FR2466679A1 (fr) 1981-04-10
GB2059522B (en) 1983-08-17
BR8006190A (pt) 1981-04-07
IT1144003B (it) 1986-10-29
US4370896A (en) 1983-02-01
GB2059522A (en) 1981-04-23

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