FR2234491A1 - - Google Patents

Info

Publication number
FR2234491A1
FR2234491A1 FR7421842A FR7421842A FR2234491A1 FR 2234491 A1 FR2234491 A1 FR 2234491A1 FR 7421842 A FR7421842 A FR 7421842A FR 7421842 A FR7421842 A FR 7421842A FR 2234491 A1 FR2234491 A1 FR 2234491A1
Authority
FR
France
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.)
Granted
Application number
FR7421842A
Other languages
French (fr)
Other versions
FR2234491B1 (en, 2012
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor Co
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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of FR2234491A1 publication Critical patent/FR2234491A1/fr
Application granted granted Critical
Publication of FR2234491B1 publication Critical patent/FR2234491B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • 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
    • F16H61/0265—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 for gearshift control, e.g. control functions for performing shifting or generation of shift signals
    • F16H61/0272—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 for gearshift control, e.g. control functions for performing shifting or generation of shift signals characterised by initiating reverse gearshift
    • 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
    • F16H61/70—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 specially adapted for change-speed gearing in group arrangement, i.e. with separate change-speed gear trains arranged in series, e.g. range or overdrive-type gearing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Control Of Transmission Device (AREA)
  • Motor Power Transmission Devices (AREA)
  • Control Of Fluid Gearings (AREA)
  • Gear-Shifting Mechanisms (AREA)
FR7421842A 1973-06-25 1974-06-24 Expired FR2234491B1 (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US373246A US3863523A (en) 1973-06-25 1973-06-25 Hydraulic safety system for a vehicle transmission

Publications (2)

Publication Number Publication Date
FR2234491A1 true FR2234491A1 (en, 2012) 1975-01-17
FR2234491B1 FR2234491B1 (en, 2012) 1978-03-31

Family

ID=23471584

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7421842A Expired FR2234491B1 (en, 2012) 1973-06-25 1974-06-24

Country Status (6)

Country Link
US (1) US3863523A (en, 2012)
JP (1) JPS5819486B2 (en, 2012)
CA (1) CA996839A (en, 2012)
FR (1) FR2234491B1 (en, 2012)
GB (1) GB1427877A (en, 2012)
IT (1) IT1016127B (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2377292A1 (fr) * 1977-01-17 1978-08-11 Towmotor Corp Installation de securite pour vehicules industriels, tels que des chariots elevateurs

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4111071A (en) * 1974-09-06 1978-09-05 Caterpillar Tractor Co. Modulating relief valve with hydraulic safety
JPS5251631A (en) * 1975-10-22 1977-04-25 Nissan Motor Co Ltd Hydraulic control device for transmission of industrial vehicle
US4147242A (en) * 1976-09-14 1979-04-03 Nissan Motor Company, Limited Power transmission for use in industrial vehicle driveline and equipped with fluid actuated clutches
US4396099A (en) * 1981-03-09 1983-08-02 Deere & Company Control system for a clutch
JPS6059967B2 (ja) * 1981-07-15 1985-12-27 日本鋼管株式会社 低Ｍｎ−低Ａｌスラブの表面欠陥の発生防止法
JPS59183165A (ja) * 1983-04-01 1984-10-18 Nissan Motor Co Ltd 自動変速機の油圧制御装置
US4651858A (en) * 1985-01-11 1987-03-24 J. I. Case Company Clutch disengagement control system
JPS61264136A (ja) * 1985-05-17 1986-11-22 Kobe Steel Ltd 面内異方性の小さい深絞り用極低炭素Ａｌキルド鋼板の製造方法
US4650048A (en) * 1985-09-24 1987-03-17 Deere & Company Control system for transmission engagement
JPS62205232A (ja) * 1986-03-03 1987-09-09 Kobe Steel Ltd 延性及び深絞り性にすぐれる極薄冷延軟鋼板の低温箱焼鈍による製造方法
JPS62294136A (ja) * 1986-06-13 1987-12-21 Kobe Steel Ltd 延性及び深絞り性にすぐれる極薄冷延軟鋼板の低温箱焼鈍による製造方法
JPS6369922A (ja) * 1986-09-10 1988-03-30 Kobe Steel Ltd 延性及び深絞り性にすぐれる極薄冷延軟鋼板の低温焼鈍による製造方法
JPH0765114B2 (ja) * 1986-12-09 1995-07-12 株式会社神戸製鋼所 延性及び深絞り性にすぐれる極薄冷延軟鋼板の低温焼鈍による製造方法
GB9017920D0 (en) * 1990-08-15 1990-09-26 Massey Ferguson Services Nv Planetary gear units
US5111921A (en) * 1990-11-20 1992-05-12 Deere & Company Park brake sensor and transmission override
US5261456A (en) * 1992-11-02 1993-11-16 Deere & Company Transmission engagement override valve

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3181394A (en) * 1962-03-19 1965-05-04 Caterpillar Tractor Co Hydraulic controls
US3468194A (en) * 1967-05-10 1969-09-23 Caterpillar Tractor Co Hydraulic pressure modulating transmission control system
US3527326A (en) * 1968-11-27 1970-09-08 Gen Motors Corp Transmission neutral start control valve
US3596536A (en) * 1969-10-24 1971-08-03 Caterpillar Tractor Co Transmission shift control with conditional automatic neutralizing means
US3633440A (en) * 1970-02-24 1972-01-11 Gen Motors Corp Transmission control
US3640146A (en) * 1970-05-28 1972-02-08 Caterpillar Tractor Co Hydraulic safety override valve
BE789030A (fr) * 1971-03-08 1973-01-15 Caterpillar Tractor Co Système hydraulique compact pour faire passer une transmission d'un état à un autre.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2377292A1 (fr) * 1977-01-17 1978-08-11 Towmotor Corp Installation de securite pour vehicules industriels, tels que des chariots elevateurs

Also Published As

Publication number Publication date
CA996839A (en) 1976-09-14
US3863523A (en) 1975-02-04
JPS5819486B2 (ja) 1983-04-18
JPS5022967A (en, 2012) 1975-03-12
GB1427877A (en) 1976-03-10
FR2234491B1 (en, 2012) 1978-03-31
IT1016127B (it) 1977-05-30

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse