FR2442740B1 - Circuit hydraulique pour un vehicule a traction hydraulique - Google Patents
Circuit hydraulique pour un vehicule a traction hydrauliqueInfo
- Publication number
- FR2442740B1 FR2442740B1 FR7929268A FR7929268A FR2442740B1 FR 2442740 B1 FR2442740 B1 FR 2442740B1 FR 7929268 A FR7929268 A FR 7929268A FR 7929268 A FR7929268 A FR 7929268A FR 2442740 B1 FR2442740 B1 FR 2442740B1
- Authority
- FR
- France
- Prior art keywords
- control valve
- brake
- displacement pump
- engine
- driven
- Prior art date
- 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.)
- Expired
Links
- 238000006073 displacement reaction Methods 0.000 abstract 6
Classifications
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- 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
- F16H61/66—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 continuously variable gearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/08—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels using fluid or powdered medium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T11/00—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
- B60T11/10—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic
- B60T11/103—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting by fluid means, e.g. hydraulic in combination with other control devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
- B60T13/22—Brakes applied by springs or weights and released hydraulically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
- F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
- F15B11/0445—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out" with counterbalance valves, e.g. to prevent overrunning or for braking
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4157—Control of braking, e.g. preventing pump over-speeding when motor acts as a pump
-
- 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
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
-
- 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
- F16H63/40—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 comprising signals other than signals for actuating the final output mechanisms
- F16H63/48—Signals to a parking brake or parking lock; Control of parking locks or brakes being part of the transmission
- F16H63/483—Circuits for controlling engagement of parking locks or brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20546—Type of pump variable capacity
- F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
- F15B2211/205—Systems with pumps
- F15B2211/2053—Type of pump
- F15B2211/20561—Type of pump reversible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/30505—Non-return valves, i.e. check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/405—Flow control characterised by the type of flow control means or valve
- F15B2211/40515—Flow control characterised by the type of flow control means or valve with variable throttles or orifices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve
- F15B2211/41536—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a directional control valve being connected to multiple ports of an output member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/42—Flow control characterised by the type of actuation
- F15B2211/428—Flow control characterised by the type of actuation actuated by fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/40—Flow control
- F15B2211/45—Control of bleed-off flow, e.g. control of bypass flow to the return line
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/61—Secondary circuits
- F15B2211/613—Feeding circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/60—Circuit components or control therefor
- F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
- F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7058—Rotary output members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/715—Output members, e.g. hydraulic motors or cylinders or control therefor having 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
- 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
- F16H63/3023—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure
- F16H63/3026—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure comprising friction clutches or brakes
- F16H2063/3033—Constructional features of the final output mechanisms the final output mechanisms comprising elements moved by fluid pressure comprising friction clutches or brakes the brake is actuated by springs and released by a fluid pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Braking Systems And Boosters (AREA)
- Motor Power Transmission Devices (AREA)
- Control Of Fluid Gearings (AREA)
- Transmission Of Braking Force In Braking Systems (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1978162678U JPS609092Y2 (ja) | 1978-11-28 | 1978-11-28 | 油圧駆動車両のインチングブレ−キ制御回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2442740A1 FR2442740A1 (fr) | 1980-06-27 |
FR2442740B1 true FR2442740B1 (fr) | 1986-06-13 |
Family
ID=15759205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7929268A Expired FR2442740B1 (fr) | 1978-11-28 | 1979-11-28 | Circuit hydraulique pour un vehicule a traction hydraulique |
Country Status (4)
Country | Link |
---|---|
US (1) | US4317331A (fr) |
JP (1) | JPS609092Y2 (fr) |
DE (1) | DE2947552A1 (fr) |
FR (1) | FR2442740B1 (fr) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4571941A (en) * | 1980-12-27 | 1986-02-25 | Hitachi Construction Machinery Co, Ltd. | Hydraulic power system |
DE3123256A1 (de) * | 1981-06-11 | 1982-12-30 | Klöckner-Becorit GmbH, 4620 Castrop-Rauxel | Steuervorrichtung fuer den dieselhydraulischen antrieb einer lokomotive |
EP0069369A1 (fr) * | 1981-07-06 | 1983-01-12 | Deere & Company | Vehicule à double propulsion hydrostatique |
JPS5893624A (ja) * | 1981-11-30 | 1983-06-03 | Komatsu Ltd | 油圧駆動車の制御装置 |
EP0085272B1 (fr) * | 1982-01-30 | 1985-07-31 | Losenhausen Maschinenbau AG& Co Kommanditgesellschaft | Transmission hydrostatique avec circuit de commutation pour le remorquage |
FR2542680B1 (fr) * | 1983-03-17 | 1986-02-21 | Poclain Sa | Procede et circuit de commande d'un moteur associe a un frein de securite |
SE454672B (sv) * | 1983-09-01 | 1988-05-24 | Dynapac Ab | Reservbromssystem for hydruldrivna fordon |
DE3436960A1 (de) * | 1984-10-09 | 1986-04-17 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Betriebsbremse fuer einen lkw oder omnibus |
JPS62106104A (ja) * | 1985-07-17 | 1987-05-16 | Hitachi Constr Mach Co Ltd | 油圧モ−タのブレ−キ回路 |
GB2204652B (en) * | 1987-05-09 | 1991-05-15 | Kubota Ltd | Fluid pressure control circuit for working vehicle having transmission operable by fluid pressure |
US5009126A (en) * | 1987-10-13 | 1991-04-23 | Zahnfabrik Friedrichshafen Ag | Hydrostatic-mechanical drive system |
JPH01105062A (ja) * | 1987-10-14 | 1989-04-21 | Honda Motor Co Ltd | 車両用無段変速機の制御装置 |
US4845949A (en) * | 1987-11-18 | 1989-07-11 | Shivvers, Inc. | Parking brake for integrated transmission |
DE3853344T2 (de) * | 1987-11-28 | 1995-11-09 | Hitachi Construction Machinery | Sicherheitsvorrichtung für einen geschlossenen hydraulischen Kreislauf. |
DE3804620A1 (de) * | 1988-02-13 | 1989-08-24 | Wacker Werke Kg | Vibrationswalze |
US4891942A (en) * | 1988-06-27 | 1990-01-09 | Sundstrand Corporation | Hydraulically powered actuator for maintaining a member under preload |
US5285643A (en) * | 1990-04-02 | 1994-02-15 | Hitachi Construction Machinery Co., Ltd. | Hydraulic drive system for civil-engineering and construction machine |
DE4015122A1 (de) * | 1990-05-11 | 1991-11-14 | Krauss Maffei Ag | Hydrostatisches antriebssystem fuer fahrzeuge |
FR2673684B1 (fr) * | 1991-03-04 | 1993-07-09 | Poclain Hydraulics Sa | Ensemble d'un moteur a fluide sous pression a plusieurs cylindrees et d'un frein associe. |
KR960005404Y1 (ko) * | 1993-12-28 | 1996-06-28 | 대우중공업 주식회사 | 부스터 브레이크의 파이로트 압력을 이용한 인칭시스템 |
US5489007A (en) * | 1994-07-15 | 1996-02-06 | Caterpillar Inc. | Dynamic braking on an all wheel drive machine |
JP3599136B2 (ja) * | 1995-10-09 | 2004-12-08 | 本田技研工業株式会社 | 静油圧式無段変速機の自動クラッチ装置 |
EP0897036A1 (fr) * | 1996-03-27 | 1999-02-17 | Komatsu Ltd. | Dispositif de freinage pour moteur hydraulique a huile |
US5709083A (en) * | 1996-08-15 | 1998-01-20 | Caterpillar Inc. | Hydraulic swing motor deceleration control |
US5984425A (en) * | 1998-01-22 | 1999-11-16 | Wacker Corporation | Spring applied/hydraulically released braking system employing self-resetting override valve |
DE60012169D1 (de) * | 2000-01-14 | 2004-08-19 | Multitor S A | Hydrostatisches antriebssystem für kipperfahrzeuge und dergleichen |
FR2823707B1 (fr) | 2001-04-23 | 2003-08-15 | Poclain Hydraulics Ind | Circuit hydraulique ayant un moteur hydraulique equipe d'un frein pour un vehicule apte a etre remorque |
DE102004016242A1 (de) * | 2004-04-02 | 2005-10-20 | Deere & Co | Antriebssystem eines Arbeitsfahrzeugs |
US20070210643A1 (en) * | 2004-05-21 | 2007-09-13 | White Hydraulics, Inc. | Hydraulic Motor and Brake Control System and Method of Controlling the Same |
US7249806B1 (en) * | 2004-05-21 | 2007-07-31 | White Drive Products, Inc. | Hydraulic motor and brake control system and method of controlling the same |
US7222370B2 (en) * | 2004-12-22 | 2007-05-29 | Rawlings Sporting Goods Company, Inc. | Protective eyewear with metal lenses |
WO2007089305A1 (fr) * | 2006-02-02 | 2007-08-09 | White Drive Products, Inc. | Element de commande pour circuit hydraulique incorporant un frein a serrage par ressort et a desserrage hydraulique |
US7909414B2 (en) * | 2006-03-10 | 2011-03-22 | White Drive Products, Inc. | Hydraulic circuit for spring applied-hydraulically released brake and hydraulic motor |
US7722131B2 (en) * | 2006-02-02 | 2010-05-25 | White Drive Products, Inc. | Control component for a spring applied-pressure released hydraulic brake and hydraulic motor |
US20070227135A1 (en) * | 2006-03-30 | 2007-10-04 | Caterpillar Inc. | Integrated load-sensing hydraulic system |
CN102019921A (zh) * | 2010-11-03 | 2011-04-20 | 韩硬金 | 液压制动控制系统 |
CN102501843A (zh) * | 2011-11-07 | 2012-06-20 | 中国煤炭科工集团太原研究院 | 全液压驱动双向驾驶无轨胶轮车制动装置 |
US8701818B2 (en) * | 2012-03-29 | 2014-04-22 | Komatsu Ltd. | Work vehicle and control method for work vehicle |
DE102016223099A1 (de) * | 2016-11-23 | 2018-05-24 | Robert Bosch Gmbh | Elektrohydraulische Anordnung und Hydraulische Achse |
CN108674402B (zh) * | 2018-05-23 | 2020-02-18 | 浙江海宏液压科技股份有限公司 | 一种全液压反向制动离合系统 |
JP7377022B2 (ja) * | 2019-08-23 | 2023-11-09 | 川崎重工業株式会社 | 建設機械の油圧システム |
CN113682289B (zh) * | 2021-09-28 | 2022-05-20 | 国能神东煤炭集团有限责任公司 | 支架车制动系统及支架车 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2017272A (en) * | 1934-05-12 | 1935-10-15 | Charles E Utter | Valve |
US3475903A (en) * | 1968-02-28 | 1969-11-04 | Gen Motors Corp | C-6 hydrostatic tractor transmission |
DE2017272A1 (de) | 1970-04-10 | 1971-10-21 | Linde Ag | Überlastsicherung für einen hydrostatisch angetriebenen Kran |
DE2130099B2 (de) * | 1971-06-18 | 1977-09-15 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Steuereinrichtung fuer ein hydrostatisches getriebe eines zugfahrzeuges und die bremsen des zugfahrzeuges und eines anhaengers |
US3750406A (en) * | 1971-06-23 | 1973-08-07 | Verlinde Sa | Servo-control device for varying the delivery and direction of distribution of a variable delivery pump |
DE2135279C3 (de) * | 1971-07-15 | 1982-04-08 | Kloeckner-Humboldt-Deutz Ag, 5000 Koeln | Einrichtung zum Schutz der Antriebsmaschine eines Kraftfahrzeugs vor Überdrehzahl |
DE2335247A1 (de) * | 1973-07-10 | 1975-01-30 | Kloeckner Humboldt Deutz Ag | Steuereinrichtung fuer ein hydrostatisches kraftfahrzeuggetriebe |
DE2348389A1 (de) * | 1973-09-26 | 1975-04-03 | Bosch Gmbh Robert | Hydrostatisches getriebe |
FR2271451B1 (fr) * | 1974-05-14 | 1978-06-02 | Poclain Sa | |
US4043125A (en) * | 1976-07-19 | 1977-08-23 | Kubik Philip A | Fluid system |
GB1537997A (en) * | 1976-08-13 | 1979-01-10 | Caterpillar Tractor Co | Brake release mechanism |
FR2395412A1 (fr) * | 1977-06-23 | 1979-01-19 | Poclain Sa | Dispositif d'arret automatique de la rotation d'un moteur hydraulique |
DE2740024A1 (de) * | 1977-09-06 | 1978-09-14 | Losenhausen Maschinenbau Ag | Hydrostatischer fahrantrieb fuer baumaschinen |
-
1978
- 1978-11-28 JP JP1978162678U patent/JPS609092Y2/ja not_active Expired
-
1979
- 1979-11-26 DE DE19792947552 patent/DE2947552A1/de not_active Withdrawn
- 1979-11-28 FR FR7929268A patent/FR2442740B1/fr not_active Expired
- 1979-11-28 US US06/098,050 patent/US4317331A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4317331A (en) | 1982-03-02 |
FR2442740A1 (fr) | 1980-06-27 |
JPS5578556U (fr) | 1980-05-30 |
JPS609092Y2 (ja) | 1985-04-01 |
DE2947552A1 (de) | 1980-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |