FR2721574B1 - Servodirection hydraulique comprenant un dispositif de servovalve entre le côté refoulement et le côté aspiration d'une pompe hydraulique. - Google Patents
Servodirection hydraulique comprenant un dispositif de servovalve entre le côté refoulement et le côté aspiration d'une pompe hydraulique.Info
- Publication number
- FR2721574B1 FR2721574B1 FR9507566A FR9507566A FR2721574B1 FR 2721574 B1 FR2721574 B1 FR 2721574B1 FR 9507566 A FR9507566 A FR 9507566A FR 9507566 A FR9507566 A FR 9507566A FR 2721574 B1 FR2721574 B1 FR 2721574B1
- Authority
- FR
- France
- Prior art keywords
- power steering
- hydraulic
- hydraulic pump
- suction side
- discharge side
- 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
-
- 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
- B62D5/065—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 specially adapted means for varying pressurised fluid supply based on need, e.g. on-demand, variable assist
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Steering Mechanism (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4422385A DE4422385C2 (de) | 1994-06-27 | 1994-06-27 | Hydraulische Servolenkung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2721574A1 FR2721574A1 (fr) | 1995-12-29 |
FR2721574B1 true FR2721574B1 (fr) | 1998-03-27 |
Family
ID=6521565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9507566A Expired - Lifetime FR2721574B1 (fr) | 1994-06-27 | 1995-06-23 | Servodirection hydraulique comprenant un dispositif de servovalve entre le côté refoulement et le côté aspiration d'une pompe hydraulique. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5641033A (fr) |
JP (1) | JPH0811735A (fr) |
DE (1) | DE4422385C2 (fr) |
FR (1) | FR2721574B1 (fr) |
GB (1) | GB2290510B (fr) |
IT (1) | IT1278114B1 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5900704A (en) * | 1994-06-10 | 1999-05-04 | Vdo Adolf Schindling Ag | Process and system for controlling an electrohydraulic pressure supply for an auxiliary power device for an automotive vehicle |
JP3547558B2 (ja) * | 1995-10-25 | 2004-07-28 | 光洋精工株式会社 | パワーステアリング装置 |
US6069460A (en) * | 1998-06-01 | 2000-05-30 | Ford Global Technologies, Inc. | Method for controlling an electro-hydraulic power assist steering system |
JP3735470B2 (ja) * | 1998-09-18 | 2006-01-18 | 光洋精工株式会社 | パワーステアリング装置 |
US6098741A (en) * | 1999-01-28 | 2000-08-08 | Eaton Corporation | Controlled torque steering system and method |
US6152106A (en) * | 1999-04-08 | 2000-11-28 | Daimlerchrysler Corporation | Power steering load compensation for an internal combustion engine |
AUPR780701A0 (en) * | 2001-09-20 | 2001-10-11 | Bishop Steering Technology Limited | Steering gear |
US6725963B2 (en) * | 2002-06-21 | 2004-04-27 | General Motors Corporation | Energy saving control system and method for reducing power consumption of an electro-hydraulic power steering system for a hybrid vehicle |
DE102017117149B3 (de) * | 2017-07-28 | 2018-11-22 | Hydraulik Nord Fluidtechnik Gmbh & Co. Kg | Hydraulische Lenkeinrichtung mit Lastsignal |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52140546A (en) * | 1976-05-20 | 1977-11-24 | Shinichi Arai | Local coating method using tube |
DE2639853A1 (de) * | 1976-09-03 | 1978-03-09 | Lansing Gmbh | Steuerung fuer eine hydrostatische lenkeinrichtung oder servolenkung |
DE2915890A1 (de) * | 1979-04-19 | 1980-11-06 | Still Gmbh | Lenkeinrichtung fuer ein fahrzeug mit hydraulischer lenkhilfskraftunterstuetzung |
DE3006297A1 (de) * | 1980-02-20 | 1981-08-27 | Robert Bosch Gmbh, 7000 Stuttgart | Hydraulische lenkvorrichtung |
US4417640A (en) * | 1980-07-16 | 1983-11-29 | Tokai Trw & Co., Ltd. | Electrically driven oil pressured power steering apparatus |
JPS5726231A (en) * | 1980-07-23 | 1982-02-12 | Nissan Motor Co Ltd | Power steering idle up system |
JPS57110565A (en) * | 1980-12-27 | 1982-07-09 | Kayaba Ind Co Ltd | Power steering gear |
JPS57138470A (en) * | 1981-02-16 | 1982-08-26 | Tokai T R W Kk | Steering torque detector for rack pinion gear type steering |
JPS5815578A (ja) * | 1981-07-21 | 1983-01-28 | Pentel Kk | 水性インキ |
JPS58120276A (ja) * | 1982-01-12 | 1983-07-18 | Fuji Xerox Co Ltd | 複写機の原稿送り装置 |
JPS5959572A (ja) * | 1982-09-29 | 1984-04-05 | Toyoda Mach Works Ltd | 車両用動力舵取装置 |
JPS59149870A (ja) * | 1983-02-14 | 1984-08-27 | Jidosha Kiki Co Ltd | 動力舵取装置 |
JPS6062253A (ja) * | 1983-09-14 | 1985-04-10 | Matsushita Electric Works Ltd | 多重化信号伝送方式 |
GB2147256A (en) * | 1983-09-28 | 1985-05-09 | Trw Cam Gears Ltd | Power steering system |
JPS60193868A (ja) * | 1984-03-06 | 1985-10-02 | 株式会社東芝 | 包装方法 |
JPS6152206A (ja) * | 1984-04-13 | 1986-03-14 | 井関農機株式会社 | 耕深制御装置 |
DE3618527A1 (de) * | 1986-06-02 | 1987-12-03 | Teves Gmbh Alfred | Parklenkhilfevorrichtung |
DE3622217A1 (de) * | 1986-07-02 | 1988-01-07 | Linde Ag | Lenkeinrichtung mit hydraulischer hilfskraftunterstuetzung fuer ein kraftfahrzeug |
JPH0815870B2 (ja) * | 1987-03-10 | 1996-02-21 | 株式会社豊田自動織機製作所 | 全油圧式パワ−ステアリング装置の制御方法 |
DE3870972D1 (de) * | 1987-04-15 | 1992-06-17 | Trw Cam Gears Ltd | Fahrzeugservolenkmechanismus. |
JPS6460978A (en) * | 1987-09-01 | 1989-03-08 | Yazaki Corp | Electric connector |
GB2223720B (en) * | 1988-09-28 | 1992-04-08 | Trw Cam Gears Ltd | A power assisted vehicle steering system |
GB2234949B (en) * | 1989-08-08 | 1993-02-24 | Trw Cam Gears Ltd | A vehicle steering system |
GB2234719B (en) * | 1989-08-08 | 1993-10-06 | Trw Cam Gears Ltd | A vehicle steering system |
US5032999A (en) * | 1989-11-01 | 1991-07-16 | Yale Materials Handling Corporation | Motion sensor useful for power assisted steering systems |
DE4208004A1 (de) * | 1992-03-13 | 1993-09-16 | Teves Gmbh Alfred | Elektrohydraulische hilfskraftlenkung fuer kraftfahrzeuge |
FR2689303B1 (fr) * | 1992-03-25 | 1997-08-14 | Volkswagen Ag | Dispositif commutateur. |
DE4227880A1 (de) * | 1992-04-29 | 1993-11-04 | Teves Gmbh Alfred | Hydraulische servolenkung |
DE4230957A1 (de) * | 1992-09-16 | 1994-03-17 | Zahnradfabrik Friedrichshafen | Zahnstangen-Hilfskraftlenkung, insbesondere für Kraftfahrzeuge |
GB2276596B (en) * | 1993-03-22 | 1996-10-09 | Crown Gabelstapler Gmbh | Steering systems for forklift trucks |
-
1994
- 1994-06-27 DE DE4422385A patent/DE4422385C2/de not_active Expired - Fee Related
-
1995
- 1995-06-16 GB GB9512273A patent/GB2290510B/en not_active Expired - Fee Related
- 1995-06-22 JP JP7189656A patent/JPH0811735A/ja active Pending
- 1995-06-23 IT IT95RM000425A patent/IT1278114B1/it active IP Right Grant
- 1995-06-23 FR FR9507566A patent/FR2721574B1/fr not_active Expired - Lifetime
- 1995-06-27 US US08/495,805 patent/US5641033A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ITRM950425A1 (it) | 1996-12-23 |
GB9512273D0 (en) | 1995-08-16 |
ITRM950425A0 (it) | 1995-06-23 |
US5641033A (en) | 1997-06-24 |
GB2290510B (en) | 1998-08-05 |
IT1278114B1 (it) | 1997-11-17 |
GB2290510A (en) | 1996-01-03 |
DE4422385C2 (de) | 1996-05-09 |
FR2721574A1 (fr) | 1995-12-29 |
DE4422385A1 (de) | 1996-01-04 |
JPH0811735A (ja) | 1996-01-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |