BE838996A - Hydraulisch overbrenginsregelsysteem - Google Patents

Hydraulisch overbrenginsregelsysteem

Info

Publication number
BE838996A
BE838996A BE1007220A BE1007220A BE838996A BE 838996 A BE838996 A BE 838996A BE 1007220 A BE1007220 A BE 1007220A BE 1007220 A BE1007220 A BE 1007220A BE 838996 A BE838996 A BE 838996A
Authority
BE
Belgium
Prior art keywords
control system
transmission control
hydraulic transmission
hydraulic
transmission
Prior art date
Application number
BE1007220A
Other languages
English (en)
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 filed Critical
Publication of BE838996A publication Critical patent/BE838996A/nl

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
    • F16H61/0265—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
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/065—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7793—With opening bias [e.g., pressure regulator]
    • Y10T137/7797—Bias variable during operation
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86694—Piston valve
    • Y10T137/86702—With internal flow passage

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Control Of Transmission Device (AREA)
BE1007220A 1975-03-24 1976-02-27 Hydraulisch overbrenginsregelsysteem BE838996A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/561,757 US3998111A (en) 1975-03-24 1975-03-24 Fluid circuit for shifting a transmission

Publications (1)

Publication Number Publication Date
BE838996A true BE838996A (nl) 1976-08-27

Family

ID=24243319

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1007220A BE838996A (nl) 1975-03-24 1976-02-27 Hydraulisch overbrenginsregelsysteem

Country Status (6)

Country Link
US (1) US3998111A (nl)
JP (1) JPS5942177B2 (nl)
BE (1) BE838996A (nl)
CA (1) CA1023242A (nl)
FR (1) FR2305649A1 (nl)
GB (1) GB1476610A (nl)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216851A (en) * 1976-06-07 1980-08-12 International Harvester Company Transmission clutches with fully-resetting modulator-load-piston
US4135610A (en) * 1976-06-07 1979-01-23 International Harvester Company Brake operated transmission clutches with fully-resetting modulator-load-piston
US4093051A (en) * 1976-08-02 1978-06-06 Allis-Chalmers Corporation Hydraulic control system for power shift transmission
US4248330A (en) * 1977-05-18 1981-02-03 Caterpillar Tractor Co. Control system to apply vehicle brakes during a transmission directional shift
DE2843161A1 (de) * 1978-10-04 1980-04-24 Massey Ferguson Hanomag Inc & Fahrantrieb, insbesondere fuer schwere baumaschinen, bagger o.dgl.
US4301713A (en) * 1978-12-07 1981-11-24 Caterpillar Tractor Co. Apparatus for supplying fluid to a plurality of mechanisms
US4296649A (en) * 1979-04-04 1981-10-27 Deere & Company Hydraulically operated transmission control
US4387731A (en) * 1979-05-10 1983-06-14 Dresser Industries, Inc. Modulated transmission with modulator-load-piston loading at linear rate after full reset
US4311068A (en) * 1979-05-10 1982-01-19 International Harvester Company Modulated transmission with converter and modulator-load-piston which fully resets and dumps converter
DE2933075C2 (de) * 1979-08-16 1984-04-19 Zahnraederfabrik Renk Ag, 8900 Augsburg Antriebs- und Bremsanlage von Kraftfahrzeugen
WO1981003526A1 (en) * 1980-06-02 1981-12-10 Caterpillar Tractor Co Control system for sequentially actuating fluid actuators
US4644968A (en) * 1983-08-29 1987-02-24 J. I. Case Company Master clutch pressure and lubrication valve
GB8400698D0 (en) * 1984-01-11 1984-02-15 Automotive Prod Plc Motor vehicle transmission
US4583624A (en) * 1984-12-10 1986-04-22 Caterpillar Tractor Co. Fluid system with selective differential pressure control
US4620560A (en) * 1985-05-06 1986-11-04 Caterpillar Inc. Modulating relief valve with dual functioning load piston
US5111921A (en) * 1990-11-20 1992-05-12 Deere & Company Park brake sensor and transmission override
US6269295B1 (en) 1999-11-30 2001-07-31 Caterpillar Inc. Method and apparatus for transmission control during braking
US6689007B2 (en) * 2002-02-05 2004-02-10 Sonnax Industries, Inc. Manual valve for automatic transmission
US20070246111A1 (en) * 2006-04-19 2007-10-25 Santos Burrola Actuating valve with control port vent to ameliorate supply pressure fluctuation
JP5608599B2 (ja) * 2011-03-30 2014-10-15 アズビル株式会社 パイロットリレー
EP2944818B1 (en) * 2013-11-20 2018-12-26 Jiangsu Hengli Hydraulic Technology Co., Ltd. Plunger pump power control device and control method thereof

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919603A (en) * 1953-06-15 1960-01-05 William T Livermore Fluid pressure control system for automatic transmissions
US3091976A (en) * 1959-04-28 1963-06-04 Caterpillar Tractor Co Hydraulic controls for power transmission
US3198027A (en) * 1961-11-06 1965-08-03 Caterpillar Tractor Co Hydraulic transmission control
US3181394A (en) * 1962-03-19 1965-05-04 Caterpillar Tractor Co Hydraulic controls
US3217726A (en) * 1963-02-25 1965-11-16 Caterpillar Tractor Co Transmission control system employing a differential check valve
US3386540A (en) * 1966-01-18 1968-06-04 Caterpillar Tractor Co Transmission and control system therefor
US3444762A (en) * 1966-02-01 1969-05-20 Caterpillar Tractor Co Transmission with selector valves
US3468194A (en) * 1967-05-10 1969-09-23 Caterpillar Tractor Co Hydraulic pressure modulating transmission control system
US3583422A (en) * 1967-10-19 1971-06-08 Zahnradfabrik Friedrichshafen Valve construction for controlled pressure buildup in fluid-operated brake or clutch
US3481435A (en) * 1968-06-19 1969-12-02 Caterpillar Tractor Co Transmission shift control
US3625322A (en) * 1968-10-30 1971-12-07 Toyo Kogyo Co Friction coupling controlled by vehicle speed and manifold vacuum
US3596536A (en) * 1969-10-24 1971-08-03 Caterpillar Tractor Co Transmission shift control with conditional automatic neutralizing means
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.
US3729171A (en) * 1971-06-09 1973-04-24 Caterpillar Tractor Co Reversible towing winch and method for operating same

Also Published As

Publication number Publication date
JPS5942177B2 (ja) 1984-10-13
CA1023242A (en) 1977-12-27
GB1476610A (en) 1977-06-16
US3998111A (en) 1976-12-21
FR2305649B1 (nl) 1981-04-30
FR2305649A1 (fr) 1976-10-22
JPS51111563A (en) 1976-10-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CATERPILLAR INC.

Effective date: 19930228