IT8467786A0 - Valvola rotativa particolarmente per meccanismi di sterzo servoassistiti e relativo procedimento di fabbricazione - Google Patents

Valvola rotativa particolarmente per meccanismi di sterzo servoassistiti e relativo procedimento di fabbricazione

Info

Publication number
IT8467786A0
IT8467786A0 IT8467786A IT6778684A IT8467786A0 IT 8467786 A0 IT8467786 A0 IT 8467786A0 IT 8467786 A IT8467786 A IT 8467786A IT 6778684 A IT6778684 A IT 6778684A IT 8467786 A0 IT8467786 A0 IT 8467786A0
Authority
IT
Italy
Prior art keywords
power
rotary valve
manufacturing procedure
assisted steering
steering mechanisms
Prior art date
Application number
IT8467786A
Other languages
English (en)
Other versions
IT8467786A1 (it
IT1179763B (it
Inventor
Frederick John Adams
Original Assignee
Gran Bretagna Trw Cam Gears Lt
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gran Bretagna Trw Cam Gears Lt filed Critical Gran Bretagna Trw Cam Gears Lt
Publication of IT8467786A0 publication Critical patent/IT8467786A0/it
Publication of IT8467786A1 publication Critical patent/IT8467786A1/it
Application granted granted Critical
Publication of IT1179763B publication Critical patent/IT1179763B/it

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
    • B62D5/08—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
    • Y10T137/86662—Axial and radial flow
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49405—Valve or choke making
    • Y10T29/49412—Valve or choke making with assembly, disassembly or composite article making
    • Y10T29/49416—Valve or choke making with assembly, disassembly or composite article making with material shaping or cutting
    • Y10T29/49419—Valve or choke making with assembly, disassembly or composite article making with material shaping or cutting including machining or drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Power Steering Mechanism (AREA)
IT6778684A 1983-08-05 1984-08-03 Valvola rotativa particolarmente per meccanismi di sterzo servoassistiti e relativo procedimento di fabbricazione IT1179763B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08321219A GB2144379B (en) 1983-08-05 1983-08-05 Power steering valve and method of making the same

Publications (3)

Publication Number Publication Date
IT8467786A0 true IT8467786A0 (it) 1984-08-03
IT8467786A1 IT8467786A1 (it) 1986-02-03
IT1179763B IT1179763B (it) 1987-09-16

Family

ID=10546914

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6778684A IT1179763B (it) 1983-08-05 1984-08-03 Valvola rotativa particolarmente per meccanismi di sterzo servoassistiti e relativo procedimento di fabbricazione

Country Status (5)

Country Link
US (1) US4588161A (it)
DE (1) DE3428727A1 (it)
FR (1) FR2551524B1 (it)
GB (1) GB2144379B (it)
IT (1) IT1179763B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144379B (en) 1983-08-05 1987-05-20 Cam Gears Ltd Power steering valve and method of making the same
US5246655A (en) * 1991-04-30 1993-09-21 The Young Industries, Inc. Method of making thermoplastic valve rotors
JPH06147054A (ja) * 1992-10-30 1994-05-27 Zexel Corp プランジャバレルの製造方法
DE19542200C2 (de) 1995-11-13 2000-04-27 Daimler Chrysler Ag Servoventil
DE19907678A1 (de) * 1999-02-23 2000-08-24 Hydraulik Ring Gmbh Verfahren zur Herstellung von Steuerkanten an einem Ventil, vorzugsweise an einem Ventil für einen Kraftstoff-Injektor einer Verbrennungsmaschine sowie Kraftstoff-Injektor mit einem solchen Ventil

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921669A (en) * 1972-04-20 1975-11-25 Trw Inc Integral power steering gear and sintered metal valve sleeve therefor
US3819307A (en) * 1972-10-24 1974-06-25 Eaton Corp Stability means for a controller for fluid pressure operated devices
DE2315555A1 (de) * 1973-03-28 1974-10-17 Handelskwekerij M C Van Staave Gelb-weiss-bluehende alstroemeria
ES415811A1 (es) * 1973-06-02 1976-02-01 Bendiberica Sa Perfeccionamientos en mecanismos de servodireccion para ve-hiculos automoviles.
BR7702273A (pt) * 1976-04-12 1978-01-17 Trw Inc Aparelho de direcao motriz e processo de fabricacao de um elemento de valvula
US4109679A (en) * 1976-04-23 1978-08-29 Eaton Corporation Controller for fluid pressure operated devices
DE2730474A1 (de) * 1976-07-09 1978-01-12 Bishop Arthur E Hydraulik-drehventil fuer lenkgetriebe
DE2637458C3 (de) * 1976-08-20 1981-04-16 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Druckmittelsteuereinrichtung für Hilfskraftlenkungen, insbesondere für Kraftfahrzeuge
DE2745786C2 (de) * 1977-10-12 1982-03-04 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Druckmittelsteuereinrichtung für Hilfskraftlenkungen, insbesondere für Kraftfahrzeuge
US4276812A (en) * 1978-03-27 1981-07-07 Trw Inc. Power steering valve and method of making the same
DE2835815C2 (de) * 1978-08-16 1986-09-18 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Drehschieberlenkventil für Hilfskraftlenkungen
JPS55106872A (en) * 1979-02-09 1980-08-16 Kayaba Ind Co Ltd Rotary valve
US4454801A (en) * 1982-05-07 1984-06-19 General Motors Corporation Power steering gear and open center rotary valve therefor
GB2144379B (en) 1983-08-05 1987-05-20 Cam Gears Ltd Power steering valve and method of making the same

Also Published As

Publication number Publication date
FR2551524A1 (fr) 1985-03-08
DE3428727A1 (de) 1985-02-21
US4588161A (en) 1986-05-13
IT8467786A1 (it) 1986-02-03
IT1179763B (it) 1987-09-16
FR2551524B1 (fr) 1987-09-04
GB2144379A (en) 1985-03-06
GB8321219D0 (en) 1983-09-07
GB2144379B (en) 1987-05-20

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