DE3464083D1 - Hydraulic control system for the steering and power hydraulics of vehicles - Google Patents
Hydraulic control system for the steering and power hydraulics of vehiclesInfo
- Publication number
- DE3464083D1 DE3464083D1 DE8484103939T DE3464083T DE3464083D1 DE 3464083 D1 DE3464083 D1 DE 3464083D1 DE 8484103939 T DE8484103939 T DE 8484103939T DE 3464083 T DE3464083 T DE 3464083T DE 3464083 D1 DE3464083 D1 DE 3464083D1
- Authority
- DE
- Germany
- Prior art keywords
- valve
- hydraulic
- pressure fluid
- distributing
- power
- 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
Classifications
-
- 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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/17—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors using two or more pumps
-
- 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
- F15B2211/20576—Systems with pumps with multiple pumps
-
- 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
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3105—Neutral or centre positions
- F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
-
- 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
- F15B2211/40523—Flow control characterised by the type of flow control means or valve with flow dividers
- F15B2211/4053—Flow control characterised by the type of flow control means or valve with flow dividers using 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
- F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
- F15B2211/41554—Flow control characterised by the connections of the flow control means in the circuit being connected to a return line and a directional control valve
-
- 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
- F15B2211/46—Control of flow in the return line, i.e. meter-out control
-
- 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
- F15B2211/71—Multiple output members, e.g. multiple hydraulic motors or cylinders
- F15B2211/7142—Multiple output members, e.g. multiple hydraulic motors or cylinders the output members being arranged in multiple groups
-
- 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
- F15B2211/78—Control of multiple output members
- F15B2211/781—Control of multiple output members one or more output members having priority
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Steering Mechanism (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8484103939T DE3464083D1 (en) | 1983-05-28 | 1984-04-09 | Hydraulic control system for the steering and power hydraulics of vehicles |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833319533 DE3319533A1 (de) | 1983-05-28 | 1983-05-28 | Hydraulisches steuersystem fuer die lenk- und arbeitshydraulik an fahrzeugen |
DE8484103939T DE3464083D1 (en) | 1983-05-28 | 1984-04-09 | Hydraulic control system for the steering and power hydraulics of vehicles |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3464083D1 true DE3464083D1 (en) | 1987-07-09 |
Family
ID=6200219
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19833319533 Withdrawn DE3319533A1 (de) | 1983-05-28 | 1983-05-28 | Hydraulisches steuersystem fuer die lenk- und arbeitshydraulik an fahrzeugen |
DE8484103939T Expired DE3464083D1 (en) | 1983-05-28 | 1984-04-09 | Hydraulic control system for the steering and power hydraulics of vehicles |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19833319533 Withdrawn DE3319533A1 (de) | 1983-05-28 | 1983-05-28 | Hydraulisches steuersystem fuer die lenk- und arbeitshydraulik an fahrzeugen |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0129652B1 (de) |
AT (1) | ATE27640T1 (de) |
DE (2) | DE3319533A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5332053A (en) * | 1993-01-26 | 1994-07-26 | Aquilon Technologies Inc. | Hydraulic drive system |
CN110206776A (zh) * | 2019-07-16 | 2019-09-06 | 郑州宇通重工有限公司 | 一种液压保压与自卸荷节能阀组 |
IT202100010577A1 (it) * | 2021-04-27 | 2022-10-27 | Cnh Ind Italia Spa | Circuito idraulico per un veicolo agricolo provvisto di un sistema antisaturazione e metodo di controllo di antisaturazione |
IT202100010601A1 (it) * | 2021-04-27 | 2022-10-27 | Cnh Ind Italia Spa | Circuito idraulico per un veicolo agricolo provvisto di un sistema antisaturazione e metodo di controllo di antisaturazione |
CN117905738A (zh) * | 2023-07-06 | 2024-04-19 | 新疆新研牧神科技有限公司 | 顺序启动液压***及收获机 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3448576A (en) * | 1967-08-17 | 1969-06-10 | Westinghouse Air Brake Co | Fluid control system |
FR2039123A1 (de) * | 1969-12-19 | 1971-01-15 | Poclain Sa | |
DE2437262B2 (de) * | 1974-08-02 | 1976-09-02 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Hydraulische steuereinrichtung fuer ein landwirtschaftlich nutzbares kraftfahrzeug |
DE2458897A1 (de) * | 1974-12-12 | 1976-06-24 | Int Harvester Co | Elbsttaetige steuereinrichtung zur verteilung von druckfluessigkeit einer druckfluessigkeitsquelle auf mehrere verschiedenrangige hydrauliksysteme |
DE2625101C2 (de) * | 1976-06-04 | 1985-11-14 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische Steuereinrichtung zur volumenstromabhängigen Verteilung von Druckflüssigkeit auf zwei Systeme |
DE2644717A1 (de) * | 1976-10-04 | 1978-04-06 | Abex Gmbh | Hydraulische regeleinrichtung, insbesondere fuer knicklader mit lade- und lenkhydraulik |
DE2837605A1 (de) * | 1978-08-29 | 1980-03-06 | Kloeckner Humboldt Deutz Ag | Steuereinrichtung fuer den hydraulischen kraftheber eines schleppers |
DE2855749A1 (de) * | 1978-12-22 | 1980-06-26 | Int Harvester Co | Hydraulische steuereinrichtung zur verteilung von druckfluessigkeit mindestens einer, insbesondere von zwei druckfluessigkeitsquellen auf mehrere verschiedenrangige verbraucher |
DE3237019C2 (de) * | 1981-10-07 | 1994-07-28 | Linde Ag | Hublader mit einer Lenkanlage mit hydrostatischer Lenkkraftunterstützungsanlage |
-
1983
- 1983-05-28 DE DE19833319533 patent/DE3319533A1/de not_active Withdrawn
-
1984
- 1984-04-09 DE DE8484103939T patent/DE3464083D1/de not_active Expired
- 1984-04-09 AT AT84103939T patent/ATE27640T1/de not_active IP Right Cessation
- 1984-04-09 EP EP84103939A patent/EP0129652B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3319533A1 (de) | 1984-11-29 |
ATE27640T1 (de) | 1987-06-15 |
EP0129652A1 (de) | 1985-01-02 |
EP0129652B1 (de) | 1987-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |