GB1469458A - Automatic emergency valves - Google Patents
Automatic emergency valvesInfo
- Publication number
- GB1469458A GB1469458A GB2533974A GB2533974A GB1469458A GB 1469458 A GB1469458 A GB 1469458A GB 2533974 A GB2533974 A GB 2533974A GB 2533974 A GB2533974 A GB 2533974A GB 1469458 A GB1469458 A GB 1469458A
- Authority
- GB
- United Kingdom
- Prior art keywords
- piston
- consumer
- communicated
- main pump
- delivery
- 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
-
- 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
- B62D5/30—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means
- B62D5/32—Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means for telemotor systems
-
- 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
- F16K11/0716—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 with fluid passages through the valve member
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2564—Plural inflows
- Y10T137/2572—One inflow supplements another
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2559—Self-controlled branched flow systems
- Y10T137/2574—Bypass or relief controlled by main line fluid condition
- Y10T137/2579—Flow rate responsive
- Y10T137/2587—Bypass or relief valve biased open
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- Fluid Mechanics (AREA)
- Multiple-Way Valves (AREA)
- Power Steering Mechanism (AREA)
- Fluid-Pressure Circuits (AREA)
- Servomotors (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2329328A DE2329328C2 (de) | 1973-06-08 | 1973-06-08 | Automatisches Zuschaltventil |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1469458A true GB1469458A (en) | 1977-04-06 |
Family
ID=5883480
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2533974A Expired GB1469458A (en) | 1973-06-08 | 1974-06-07 | Automatic emergency valves |
Country Status (10)
Country | Link |
---|---|
US (1) | US3882678A (it) |
JP (1) | JPS5818521B2 (it) |
BR (1) | BR7404655D0 (it) |
DE (1) | DE2329328C2 (it) |
ES (1) | ES426731A1 (it) |
FR (1) | FR2232715B1 (it) |
GB (1) | GB1469458A (it) |
IT (1) | IT1013262B (it) |
SE (1) | SE398623B (it) |
YU (1) | YU39071B (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2171778A (en) * | 1985-03-01 | 1986-09-03 | Coal Ind | Hydraulic valve units for determining the operational condition of hydraulic circuits |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2512432A1 (de) * | 1975-03-21 | 1976-09-30 | Zahnradfabrik Friedrichshafen | Ventil fuer hydrauliksysteme |
DE2518738A1 (de) * | 1975-04-26 | 1976-11-04 | Zahnradfabrik Friedrichshafen | Ventil fuer hydrauliksysteme |
JPS5345379U (it) * | 1976-09-20 | 1978-04-18 | ||
DE2731975C3 (de) * | 1977-07-15 | 1980-08-28 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Hilfskraftlenkung für Kraftfahrzeuge |
US4275865A (en) * | 1977-08-24 | 1981-06-30 | Lucas Industries Limited | Fluid control valves |
JPS5464332A (en) * | 1977-10-17 | 1979-05-24 | Honda Motor Co Ltd | Automotive power steering device |
DE2800405C2 (de) * | 1978-01-05 | 1986-10-02 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Hydraulische Hilfskraftlenkung für Kraftfahrzeuge mit einem Umschaltventil zum Zuschalten einer Reservepumpe |
DE2814163A1 (de) * | 1978-04-01 | 1979-10-11 | Teves Gmbh Alfred | Notversorgungssystem |
DE2825578C2 (de) * | 1978-06-10 | 1984-01-26 | Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen | Automatisches Zuschaltventil für Hydrauliksysteme |
JPS55139531A (en) * | 1979-04-13 | 1980-10-31 | Akebono Brake Ind Co Ltd | Method of preventing generation of noise at actuating disk brake and disk brake capable of preventing generation of noise at actuating brake |
DE2924222C2 (de) * | 1979-06-15 | 1985-09-05 | Pierburg Gmbh & Co Kg, 4040 Neuss | Steuerventilanordnung für eine Einrichtung zur Erzeugung von Unterdruck für unterdruckverbrauchende Systeme |
US4357995A (en) * | 1980-12-22 | 1982-11-09 | Westinghouse Electric Corp. | Hydraulic system including oil replenishment for multi-stage hydraulic jack |
DE3210759A1 (de) * | 1981-09-17 | 1983-10-06 | Walter Schopf | Pumpenkombination mit mengenreguliereinrichtung |
JPH0629040B2 (ja) * | 1984-10-11 | 1994-04-20 | 光洋精工株式会社 | 動力舵取装置の油圧反力制御装置 |
NL8501474A (nl) * | 1985-05-23 | 1986-12-16 | Dow Chemical Nederland | Omschakelklep. |
JPS63115935U (it) * | 1987-01-20 | 1988-07-26 | ||
JPS63146234U (it) * | 1987-03-18 | 1988-09-27 | ||
US6116217A (en) * | 1998-09-29 | 2000-09-12 | Stanadyne Automotive Corp. | Full authority rail pressure-reduction valve |
DE102004058261A1 (de) * | 2004-12-03 | 2006-06-08 | Volkswagen Ag | Pumpe mit zwei Pumpstufen und Verfahren zur Ölversorgung eines Fahrzeuggetriebes und einer dem Fahrzeuggetriebe zugehörigen Kupplungsanordnung |
GB0515494D0 (en) * | 2005-07-28 | 2005-08-31 | Bamford Excavators Ltd | Fluid pumping apparatus |
US7415820B2 (en) | 2006-02-27 | 2008-08-26 | Gm Global Technology Operations, Inc. | Hybrid powertrain with valve assembly for dual pumps |
DE102007012716B4 (de) * | 2007-03-16 | 2010-01-28 | GM Global Technology Operations, Inc., Detroit | Hybridantriebsstrang mit einer Ventilanordnung für zwei Pumpen |
WO2010038622A1 (ja) * | 2008-10-01 | 2010-04-08 | 株式会社 島津製作所 | 流量制御弁装置 |
US9108476B2 (en) | 2012-07-19 | 2015-08-18 | The Goodyear Tire & Rubber Company | Bypass air maintenance tire and pump assembly |
US9052712B2 (en) * | 2012-10-26 | 2015-06-09 | Hamilton Sundstrand Corporation | Regulator valve with axial vent |
CN104742964A (zh) * | 2013-12-26 | 2015-07-01 | 湖北万山宏业汽车零部件有限公司 | 工程机械用应急转向系统 |
US9840273B2 (en) | 2015-12-07 | 2017-12-12 | Caterpillar Inc. | Electrohydraulic steering system with diagnostics |
US10190718B2 (en) | 2016-06-08 | 2019-01-29 | Baker Hughes, A Ge Company, Llc | Accumulator assembly, pump system having accumulator assembly, and method |
CN106286925B (zh) * | 2016-08-17 | 2018-11-16 | 中国航空工业集团公司西安飞行自动控制研究所 | 一种新型稳压溢流阀 |
JP6972608B2 (ja) * | 2017-03-27 | 2021-11-24 | 日本電産トーソク株式会社 | スプールバルブ |
CN110318886A (zh) * | 2019-07-16 | 2019-10-11 | 中国航发沈阳发动机研究所 | 一种基于双联齿轮泵的燃油计量系统及其匹配方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2440371A (en) * | 1946-02-01 | 1948-04-27 | George M Holley | Emergency pump |
DE2158870C2 (de) * | 1971-11-27 | 1973-09-27 | Eaton Gmbh, 5620 Velbert | Hydraulische Servoanlage mit zwei Pumpen und mehreren Hydromotoren |
-
1973
- 1973-06-08 DE DE2329328A patent/DE2329328C2/de not_active Expired
-
1974
- 1974-02-27 IT IT51234/74A patent/IT1013262B/it active
- 1974-05-27 YU YU01458/74A patent/YU39071B/xx unknown
- 1974-05-29 ES ES426731A patent/ES426731A1/es not_active Expired
- 1974-05-29 SE SE7407132A patent/SE398623B/xx not_active IP Right Cessation
- 1974-06-05 US US476432A patent/US3882678A/en not_active Expired - Lifetime
- 1974-06-05 FR FR7419310A patent/FR2232715B1/fr not_active Expired
- 1974-06-06 BR BR4655/74A patent/BR7404655D0/pt unknown
- 1974-06-07 GB GB2533974A patent/GB1469458A/en not_active Expired
- 1974-06-07 JP JP49064136A patent/JPS5818521B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2171778A (en) * | 1985-03-01 | 1986-09-03 | Coal Ind | Hydraulic valve units for determining the operational condition of hydraulic circuits |
Also Published As
Publication number | Publication date |
---|---|
YU39071B (en) | 1984-04-30 |
FR2232715A1 (it) | 1975-01-03 |
SE7407132L (it) | 1974-12-09 |
DE2329328C2 (de) | 1985-03-28 |
JPS5032374A (it) | 1975-03-29 |
ES426731A1 (es) | 1976-07-01 |
YU145874A (en) | 1982-05-31 |
JPS5818521B2 (ja) | 1983-04-13 |
DE2329328A1 (de) | 1975-01-02 |
FR2232715B1 (it) | 1981-01-30 |
SE398623B (sv) | 1978-01-09 |
BR7404655D0 (pt) | 1974-12-03 |
IT1013262B (it) | 1977-03-30 |
US3882678A (en) | 1975-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |