IT1217215B - Dispositivo di comando automatico del cambio in veicoli industriali - Google Patents

Dispositivo di comando automatico del cambio in veicoli industriali

Info

Publication number
IT1217215B
IT1217215B IT20350/88A IT2035088A IT1217215B IT 1217215 B IT1217215 B IT 1217215B IT 20350/88 A IT20350/88 A IT 20350/88A IT 2035088 A IT2035088 A IT 2035088A IT 1217215 B IT1217215 B IT 1217215B
Authority
IT
Italy
Prior art keywords
control device
gear
gearshift
industrial vehicles
engagement
Prior art date
Application number
IT20350/88A
Other languages
English (en)
Other versions
IT8820350A0 (it
Inventor
Fritz Carl Anton Hurth
Original Assignee
Hurth Axle Spa
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 Hurth Axle Spa filed Critical Hurth Axle Spa
Priority to IT20350/88A priority Critical patent/IT1217215B/it
Publication of IT8820350A0 publication Critical patent/IT8820350A0/it
Priority to AT89106287T priority patent/ATE86719T1/de
Priority to EP89106287A priority patent/EP0339346B1/en
Priority to DE8989106287T priority patent/DE68905220T2/de
Priority to US07/343,487 priority patent/US4991465A/en
Application granted granted Critical
Publication of IT1217215B publication Critical patent/IT1217215B/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
    • 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
    • F16H61/08—Timing control
    • 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
    • F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
    • F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
    • 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
    • Y10T74/19251—Control mechanism
IT20350/88A 1988-04-27 1988-04-27 Dispositivo di comando automatico del cambio in veicoli industriali IT1217215B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT20350/88A IT1217215B (it) 1988-04-27 1988-04-27 Dispositivo di comando automatico del cambio in veicoli industriali
AT89106287T ATE86719T1 (de) 1988-04-27 1989-04-10 Automatisches steuersystem fuer ein antriebsaggregat eines nutzfahrzeuges.
EP89106287A EP0339346B1 (en) 1988-04-27 1989-04-10 Automatic control device for the gearshift of industrial vehicles
DE8989106287T DE68905220T2 (de) 1988-04-27 1989-04-10 Automatisches steuersystem fuer ein antriebsaggregat eines nutzfahrzeuges.
US07/343,487 US4991465A (en) 1988-04-27 1989-04-25 Automatic control device for the gearshift of industrial vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20350/88A IT1217215B (it) 1988-04-27 1988-04-27 Dispositivo di comando automatico del cambio in veicoli industriali

Publications (2)

Publication Number Publication Date
IT8820350A0 IT8820350A0 (it) 1988-04-27
IT1217215B true IT1217215B (it) 1990-03-14

Family

ID=11165948

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20350/88A IT1217215B (it) 1988-04-27 1988-04-27 Dispositivo di comando automatico del cambio in veicoli industriali

Country Status (5)

Country Link
US (1) US4991465A (it)
EP (1) EP0339346B1 (it)
AT (1) ATE86719T1 (it)
DE (1) DE68905220T2 (it)
IT (1) IT1217215B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2813027B2 (ja) * 1990-04-20 1998-10-22 マツダ株式会社 自動変速機の変速制御装置
US5157608A (en) * 1990-09-14 1992-10-20 Ford Motor Company Electronic control system for multiple ratio transmission including circuit pressure control
US5119697A (en) * 1991-04-29 1992-06-09 General Motors Corporation Control apparatus for regulating engagement of a fluid operated torque transmitting device
US5616091A (en) * 1991-10-10 1997-04-01 Warren; Walter S. Integrated hydro-mechanical multiple lockup transmission
US5569110A (en) * 1991-10-10 1996-10-29 Warren; Walter S. Integrated hydro-mechanical automobile transmission
DE4340126C2 (de) * 1993-11-25 1997-03-20 Detlef Tolksdorf Elektro-hydraulische Steuerung für lastschaltbare Getriebe in Fahrzeugen
JPH07280064A (ja) * 1994-03-31 1995-10-27 Komatsu Ltd 油圧機械式動力伝達装置の動力伝達方法
FR2720811B1 (fr) * 1994-06-03 1996-07-26 Peugeot Groupe motopropulseur hydraulique.
IT1271804B (it) * 1994-12-27 1997-06-09 Clark Hurth Components Spa Procedimento di controllo globale di un gruppo di trazione per un cambio mosso da un sistema idrostatico

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961546A (en) * 1974-09-17 1976-06-08 Allis-Chalmers Corporation Digital automatic transmission control
DE2715999C2 (de) * 1976-04-14 1984-01-19 Kabushiki Kaisha Komatsu Seisakusho, Tokyo Steuereinrichtung für ein automatisches Getriebe
DE2726115A1 (de) * 1977-06-10 1978-12-21 Bosch Gmbh Robert Elektronische steuerschaltung fuer ein automatisches schaltgetriebe
US4187739A (en) * 1977-12-13 1980-02-12 Zahnradfabrik Friedrichshafen Ag Hydrostatic torque converter having a stepped transmission
US4414863A (en) * 1980-02-19 1983-11-15 Deere & Company Automatic electronic control for a power shift transmission
JPS604657A (ja) * 1983-06-22 1985-01-11 Aisin Seiki Co Ltd 自動変速機の変速制御装置
JPS6078146A (ja) * 1983-09-30 1985-05-02 Mazda Motor Corp 自動変速機の変速制御装置
EP0174960A4 (en) * 1984-03-07 1986-07-29 Commw Of Australia EVIDENCE OF A MOVEMENT.
DE3433494A1 (de) * 1984-09-12 1986-03-20 Hydromatik GmbH, 7915 Elchingen Fahr-antriebsvorrichtung fuer maschinen und fahrzeuge, bevorzugt fuer baufahrzeuge wie radlader
DE3433495A1 (de) * 1984-09-12 1986-03-20 Hydromatik GmbH, 7915 Elchingen Getriebeeinheit fuer einen fahrantrieb, bestehend aus einem verstellbaren hydrostatischen getriebe und einem diesem nachgeordneten schaltgetriebe
JPH0668328B2 (ja) * 1984-10-25 1994-08-31 自動車機器株式会社 変速機の遠隔操作装置
JPS62165051A (ja) * 1986-01-13 1987-07-21 Toyota Motor Corp 自動変速機の制御方法
US4702127A (en) * 1986-04-18 1987-10-27 Eaton Corporation Method for controlling AMT system including gear neutral sensor signal fault detection and tolerance
JPH0825407B2 (ja) * 1986-08-19 1996-03-13 アイシン精機株式会社 速度制御装置

Also Published As

Publication number Publication date
IT8820350A0 (it) 1988-04-27
US4991465A (en) 1991-02-12
DE68905220D1 (de) 1993-04-15
ATE86719T1 (de) 1993-03-15
DE68905220T2 (de) 1993-06-17
EP0339346B1 (en) 1993-03-10
EP0339346A1 (en) 1989-11-02

Similar Documents

Publication Publication Date Title
GB2269642B (en) A multiple ratio geared transmission
GB2290359B (en) Arrangement for controlling an automatic shift device of a gear-change transmission of a motor vehicle
AU556657B2 (en) System for controlling the transmission ratio of an infinitely variable transmission
GB1355358A (en) Control system for an automatic power transmission of an automotive vehicle
GB2134608A (en) Shifting automatic transmissions when vehicle coasting
ATE16957T1 (de) Halbautomatische getriebesteuerung.
EP0297727A3 (en) System for controlling a continuously variable transmission having a torque converter
IT1217215B (it) Dispositivo di comando automatico del cambio in veicoli industriali
EP0709599A3 (en) High speed deceleration of a power shift transmission
US4103764A (en) Control system for an automatic power transmission
EP0118003A2 (en) Transmission control system including select shock suppressing arrangement
GB9002198D0 (en) Motor vehicle gearshift mechanism
ATE122292T1 (de) Kraftfahrzeug-antriebssteuerungssystem.
JPS6346302B2 (it)
EP0364276A3 (en) Apparatus for controlling gear transmission and clutch of vehicles
JPS55155949A (en) Line pressure controller in automatic speed change gear
EP0345433A3 (en) Coast clutch control for multiple speed automatic transmission
IT1240160B (it) Dispositivo di comando per un cambio di velocita' di autoveicoli
SE9302558L (sv) Anordning för automatisk ändring av utväxlingsförhållandet i en växellåda till ett motorfordon i syfte att åstadkomma en växling till en högre växel
FR2759441B3 (fr) Dispositif de commande pour une transmission automatique d'un vehicule utilitaire
DE69013093T2 (de) Automatisches Getriebe.
EP0316300A3 (en) Control system for speed-changing transmissions in motor vehicles
ES484307A1 (es) Dispositivo de mando de una transmision automatica escalona-da.
EP0065824B1 (en) Control system for an automatic transmission
SU1546301A1 (ru) Система автоматического управлени гидромеханической передачей транспортного средства

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970424