DE69501942T2 - Ventil zum Steuern von hydraulischem Druck - Google Patents
Ventil zum Steuern von hydraulischem DruckInfo
- Publication number
- DE69501942T2 DE69501942T2 DE1995601942 DE69501942T DE69501942T2 DE 69501942 T2 DE69501942 T2 DE 69501942T2 DE 1995601942 DE1995601942 DE 1995601942 DE 69501942 T DE69501942 T DE 69501942T DE 69501942 T2 DE69501942 T2 DE 69501942T2
- Authority
- DE
- Germany
- Prior art keywords
- control valve
- hydraulic pressure
- pressure control
- hydraulic
- valve
- 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 - Lifetime
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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
- B62D5/08—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle characterised by type of steering valve used
- B62D5/083—Rotary valves
- B62D5/0837—Rotary valves characterised by the shape of the control edges, e.g. to reduce noise
-
- 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
- Y10T137/86638—Rotary valve
- Y10T137/86646—Plug type
- Y10T137/86654—For plural lines
-
- 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
- Y10T137/86638—Rotary valve
- Y10T137/86646—Plug type
- Y10T137/86662—Axial and radial flow
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Power Steering Mechanism (AREA)
- Control Of Transmission Device (AREA)
- Sliding Valves (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP32314494 | 1994-12-26 | ||
JP17646495A JP3541284B2 (ja) | 1994-12-26 | 1995-07-12 | 油圧制御弁 |
JP18308495A JP3846919B2 (ja) | 1995-07-19 | 1995-07-19 | 油圧制御弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69501942D1 DE69501942D1 (de) | 1998-05-07 |
DE69501942T2 true DE69501942T2 (de) | 1998-10-29 |
Family
ID=27324266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1995601942 Expired - Lifetime DE69501942T2 (de) | 1994-12-26 | 1995-10-28 | Ventil zum Steuern von hydraulischem Druck |
Country Status (5)
Country | Link |
---|---|
US (1) | US5645107A (de) |
EP (1) | EP0719696B1 (de) |
KR (1) | KR100253501B1 (de) |
AU (1) | AU695874B2 (de) |
DE (1) | DE69501942T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5975137A (en) * | 1996-12-09 | 1999-11-02 | Trw Inc. | Power steering control valve |
JP2000159130A (ja) * | 1998-11-30 | 2000-06-13 | Koyo Seiko Co Ltd | 油圧制御弁及びこれを用いた動力舵取装置 |
US7036309B1 (en) * | 2004-01-15 | 2006-05-02 | Sauer-Danfoss Inc. | Method of creating feedback control in a closed hydrostatic circuit and a control system therefore |
US7152627B2 (en) * | 2004-04-05 | 2006-12-26 | R. H. Sheppard Co., Inc. | Control valve for a hydraulic power steering system |
US9435446B1 (en) * | 2014-07-24 | 2016-09-06 | Google Inc. | Rotary valve with brake mode |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3022772A (en) * | 1957-10-02 | 1962-02-27 | Gen Motors Corp | Rotary power steering valve with torsion bar centering |
JPS5428735A (en) * | 1977-08-08 | 1979-03-03 | Hitachi Ltd | Method of making ingot |
JPS577763A (en) * | 1980-06-16 | 1982-01-14 | Toyoda Mach Works Ltd | Rotary servo valve |
US4516471A (en) * | 1981-12-28 | 1985-05-14 | Ford Motor Company | Power steering valve with chamfered lands |
JPS59220458A (ja) * | 1983-05-27 | 1984-12-11 | Toyoda Mach Works Ltd | 動力舵取装置用ロ−タリバルブ |
JPS60203580A (ja) * | 1984-03-27 | 1985-10-15 | Aisin Seiki Co Ltd | 動力舵取り装置 |
EP0247060B1 (de) * | 1985-04-06 | 1988-11-17 | ZF FRIEDRICHSHAFEN Aktiengesellschaft | Drehschieberventil für hydraulische hilfskraftlenkungen |
JPS6443974A (en) * | 1987-08-12 | 1989-02-16 | Hitachi Ltd | Fuel cell |
US4924910A (en) * | 1988-04-12 | 1990-05-15 | Koyo Seiko Co., Ltd. | Hydraulic pressure control valve |
JP2523170Y2 (ja) * | 1990-08-23 | 1997-01-22 | 光洋精工株式会社 | 油圧制御弁 |
JPH0577763A (ja) * | 1991-09-20 | 1993-03-30 | Suzuki Motor Corp | 自動車の下部車体構造 |
US5259413A (en) * | 1992-08-27 | 1993-11-09 | Trw Inc. | Steering control valve with contoured control surfaces |
US5207244A (en) * | 1992-09-21 | 1993-05-04 | Trw Inc. | Steering control valve with contoured control surfaces |
JPH06156292A (ja) * | 1992-11-26 | 1994-06-03 | Koyo Seiko Co Ltd | 油圧制御弁 |
JPH06278623A (ja) * | 1993-03-29 | 1994-10-04 | Toyoda Mach Works Ltd | サーボバルブ |
-
1995
- 1995-10-26 AU AU34492/95A patent/AU695874B2/en not_active Ceased
- 1995-10-28 EP EP19950117033 patent/EP0719696B1/de not_active Expired - Lifetime
- 1995-10-28 DE DE1995601942 patent/DE69501942T2/de not_active Expired - Lifetime
- 1995-11-17 US US08/559,138 patent/US5645107A/en not_active Expired - Lifetime
- 1995-12-22 KR KR1019950054934A patent/KR100253501B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5645107A (en) | 1997-07-08 |
KR960023958A (ko) | 1996-07-20 |
EP0719696A1 (de) | 1996-07-03 |
EP0719696B1 (de) | 1998-04-01 |
AU695874B2 (en) | 1998-08-27 |
KR100253501B1 (ko) | 2000-04-15 |
AU3449295A (en) | 1996-07-04 |
DE69501942D1 (de) | 1998-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |