IT7925910A0 - Regolatore idrostatico di sterzaggio con dighe di pressione. - Google Patents
Regolatore idrostatico di sterzaggio con dighe di pressione.Info
- Publication number
- IT7925910A0 IT7925910A0 IT7925910A IT2591079A IT7925910A0 IT 7925910 A0 IT7925910 A0 IT 7925910A0 IT 7925910 A IT7925910 A IT 7925910A IT 2591079 A IT2591079 A IT 2591079A IT 7925910 A0 IT7925910 A0 IT 7925910A0
- Authority
- IT
- Italy
- Prior art keywords
- hydrostatic steering
- steering regulator
- pressure dams
- dams
- pressure
- Prior art date
Links
- 230000002706 hydrostatic effect Effects 0.000 title 1
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
- B62D5/09—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 means for actuating valves
- B62D5/093—Telemotor driven by steering wheel movement
- B62D5/097—Telemotor driven by steering wheel movement gerotor type
-
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Steering Mechanism (AREA)
- Sliding Valves (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/944,703 US4311171A (en) | 1978-09-22 | 1978-09-22 | Hydrostatic steering controller with pressure dams |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7925910A0 true IT7925910A0 (it) | 1979-09-21 |
IT1123271B IT1123271B (it) | 1986-04-30 |
Family
ID=25481912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2591079A IT1123271B (it) | 1978-09-22 | 1979-09-21 | Regolatore idrostatico di sterzaggio con dighe di pressione |
Country Status (10)
Country | Link |
---|---|
US (1) | US4311171A (it) |
JP (1) | JPS5555060A (it) |
BR (1) | BR7906009A (it) |
CA (1) | CA1141264A (it) |
DE (1) | DE2938271C2 (it) |
DK (1) | DK150408C (it) |
FR (1) | FR2436701A1 (it) |
GB (1) | GB2032362B (it) |
IT (1) | IT1123271B (it) |
SU (1) | SU1268109A3 (it) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0083490A3 (en) * | 1981-12-31 | 1984-05-02 | Adwest Engineering Limited | Rotary valve for a power assisted steering mechanism |
EP0107829B2 (en) * | 1982-10-29 | 1993-03-24 | Trw Inc. | Hybrid load sense vehicle hydrostatic steering system |
US4475440A (en) * | 1982-11-15 | 1984-10-09 | Trw Inc. | Power steering control apparatus |
US4558720A (en) * | 1983-03-17 | 1985-12-17 | Eaton Corporation | Closed-center controller for use with unequal area cylinder |
US4570736A (en) * | 1985-01-07 | 1986-02-18 | Ford Motor Company | Dual flow variable assist power steering gear mechanism |
JPS63283042A (ja) * | 1987-05-14 | 1988-11-18 | Fuji Electric Co Ltd | 半導体素子 |
US4838145A (en) * | 1987-06-18 | 1989-06-13 | The United States Of America As Represented By The Secretary Of Commerce | Multiple actuator hydraulic system and rotary control valve therefor |
US4804016A (en) * | 1988-06-09 | 1989-02-14 | Eaton Corporation | Fluid controller with improved pressure balancing |
US5101860A (en) * | 1991-09-30 | 1992-04-07 | Eaton Corporation | Fluid controller and improved check valve arrangement therefor |
DE19737253C2 (de) * | 1997-08-27 | 2000-11-30 | Danfoss Fluid Power As Nordbor | Hydraulische Steuervorrichtung |
DE19755633B4 (de) * | 1997-12-15 | 2008-06-19 | Thyssenkrupp Presta Steertec Gmbh | Drehschieberventil mit geräuschmindernden Steuernuten und Verfahren und Schleifscheibe zu dessen Herstellung |
US6033195A (en) * | 1998-01-23 | 2000-03-07 | Eaton Corporation | Gerotor motor and improved spool valve therefor |
DE202005007092U1 (de) * | 2005-05-03 | 2005-08-11 | Trw Automotive Gmbh | Drehschieberventil, insbesondere für hydraulische Hilfskraftlenkungen bei Kraftfahrzeugen |
RU2468262C2 (ru) * | 2010-07-15 | 2012-11-27 | Открытое акционерное общество "Павловский машиностроительный завод ВОСХОД" - ОАО "ПМЗ ВОСХОД" | Гидравлический пропорциональный распределитель поворотного типа с обратной связью |
ITRE20120014A1 (it) * | 2012-02-28 | 2013-08-29 | Ognibene Power Spa | Dispositivo distributore per idroguida |
US9435446B1 (en) * | 2014-07-24 | 2016-09-06 | Google Inc. | Rotary valve with brake mode |
US9611946B1 (en) | 2015-08-17 | 2017-04-04 | Google Inc. | Rotary hydraulic valve |
JP7242239B2 (ja) * | 2018-10-09 | 2023-03-20 | 仁科工業株式会社 | パワーステアリングバルブ |
US11624447B2 (en) * | 2019-05-13 | 2023-04-11 | Boston Dynamics, Inc. | Rotary valve assembly |
DE102020106440B4 (de) * | 2020-03-10 | 2024-08-01 | Danfoss Power Solutions Aps | Hydraulische Lenkeinheit |
DE102020106437A1 (de) | 2020-03-10 | 2021-09-16 | Danfoss Power Solutions Aps | Fluidsteuereinrichtung, insbesondere als Teil einer hydraulischen Lenkeinheit |
DE102020106438B4 (de) | 2020-03-10 | 2022-03-31 | Danfoss Power Solutions Aps | Fluidsteuereinrichtung, insbesondere als Teil einer hydraulischen Lenkeinheit |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3385057A (en) * | 1964-08-25 | 1968-05-28 | Trw Inc | Hydraulic controller |
US3246472A (en) * | 1964-12-21 | 1966-04-19 | Int Harvester Co | Hydraulic servo system for power steering |
US3380350A (en) * | 1965-10-22 | 1968-04-30 | Midwest Gage Co Inc | Rotating air cylinder utilizing air as air seal |
GB1151524A (en) * | 1966-07-21 | 1969-05-07 | Trw Inc | Improvements in or relating to Fluid Controllers |
US3600893A (en) * | 1970-02-16 | 1971-08-24 | Trw Inc | Hydraulic device having pressure dam valve means |
JPS4927811A (it) * | 1972-07-11 | 1974-03-12 | ||
US3895888A (en) * | 1973-10-19 | 1975-07-22 | Trw Inc | Hydrostatic control unit |
US3906837A (en) * | 1973-12-27 | 1975-09-23 | Richard H Sheppard | Power steering gear with torsion rod valve centering mechanism |
GB1524707A (en) * | 1974-09-18 | 1978-09-13 | Eaton Corp | Controller for fluid pressure operated devices |
US4164892A (en) * | 1976-12-22 | 1979-08-21 | Trw Inc. | Control apparatus |
US4159723A (en) * | 1978-02-03 | 1979-07-03 | Danfoss A/S | Control device for steering apparatus or the like |
-
1978
- 1978-09-22 US US05/944,703 patent/US4311171A/en not_active Expired - Lifetime
-
1979
- 1979-09-13 GB GB7931799A patent/GB2032362B/en not_active Expired
- 1979-09-20 BR BR7906009A patent/BR7906009A/pt unknown
- 1979-09-21 SU SU792818044A patent/SU1268109A3/ru active
- 1979-09-21 IT IT2591079A patent/IT1123271B/it active
- 1979-09-21 FR FR7923619A patent/FR2436701A1/fr active Granted
- 1979-09-21 DE DE2938271A patent/DE2938271C2/de not_active Expired
- 1979-09-21 CA CA000336108A patent/CA1141264A/en not_active Expired
- 1979-09-21 DK DK395179A patent/DK150408C/da not_active IP Right Cessation
- 1979-09-22 JP JP12250279A patent/JPS5555060A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
SU1268109A3 (ru) | 1986-10-30 |
DK395179A (da) | 1980-03-23 |
GB2032362B (en) | 1982-09-15 |
BR7906009A (pt) | 1980-06-03 |
US4311171A (en) | 1982-01-19 |
JPS6312837B2 (it) | 1988-03-22 |
IT1123271B (it) | 1986-04-30 |
GB2032362A (en) | 1980-05-08 |
CA1141264A (en) | 1983-02-15 |
DK150408B (da) | 1987-02-23 |
FR2436701A1 (fr) | 1980-04-18 |
DK150408C (da) | 1987-10-05 |
DE2938271C2 (de) | 1984-01-19 |
JPS5555060A (en) | 1980-04-22 |
FR2436701B1 (it) | 1984-05-11 |
DE2938271A1 (de) | 1980-03-27 |
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