FR2201420A1 - - Google Patents

Info

Publication number
FR2201420A1
FR2201420A1 FR7334780A FR7334780A FR2201420A1 FR 2201420 A1 FR2201420 A1 FR 2201420A1 FR 7334780 A FR7334780 A FR 7334780A FR 7334780 A FR7334780 A FR 7334780A FR 2201420 A1 FR2201420 A1 FR 2201420A1
Authority
FR
France
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.)
Granted
Application number
FR7334780A
Other languages
French (fr)
Other versions
FR2201420B3 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2201420A1 publication Critical patent/FR2201420A1/fr
Application granted granted Critical
Publication of FR2201420B3 publication Critical patent/FR2201420B3/fr
Expired legal-status Critical Current

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
    • F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
    • F16K11/048—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with valve seats positioned between movable valve members
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H2033/308—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator comprising control and pilot valves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
FR7334780A 1972-10-02 1973-09-28 Expired FR2201420B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1433672A CH550332A (en) 1972-10-02 1972-10-02 HYDRAULIC PILOT VALVE.

Publications (2)

Publication Number Publication Date
FR2201420A1 true FR2201420A1 (en) 1974-04-26
FR2201420B3 FR2201420B3 (en) 1976-08-27

Family

ID=4399948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7334780A Expired FR2201420B3 (en) 1972-10-02 1973-09-28

Country Status (6)

Country Link
CH (1) CH550332A (en)
DE (1) DE2253704A1 (en)
FR (1) FR2201420B3 (en)
IT (1) IT993956B (en)
NL (1) NL7313438A (en)
SE (1) SE397994B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0289386A1 (en) * 1987-04-29 1988-11-02 Claude Alain Gratzmuller Three-way hydraulic valve
WO2015086107A1 (en) * 2013-12-13 2015-06-18 Hydac Fluidtechnik Gmbh Valve device

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2546865A1 (en) * 1975-10-18 1977-04-21 Knorr Bremse Gmbh PRESSURE TRANSLATOR FOR LOAD DEPENDENT COMPRESSED AIR BRAKES, IN PARTICULAR FOR RAILWAYS
US4450869A (en) * 1981-07-24 1984-05-29 Teledyne Republic Manufacturing Pilot-operated valve
AT404869B (en) * 1983-09-01 1999-03-25 Wabco Westinghouse Steuerung Switching device
DE3412737A1 (en) * 1983-09-01 1985-03-21 Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover Switching device
DE10203886B4 (en) * 2002-01-31 2005-04-14 Dbt Automation Gmbh pilot valve

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0289386A1 (en) * 1987-04-29 1988-11-02 Claude Alain Gratzmuller Three-way hydraulic valve
FR2614669A1 (en) * 1987-04-29 1988-11-04 Gratzmuller Claude THREE-WAY HYDRAULIC VALVE
AU595760B2 (en) * 1987-04-29 1990-04-05 Claude Alain Gratzmuller Three-way hydraulic valve
WO2015086107A1 (en) * 2013-12-13 2015-06-18 Hydac Fluidtechnik Gmbh Valve device
US9869400B2 (en) 2013-12-13 2018-01-16 Hydac Fluidtechnik Gmbh Valve device

Also Published As

Publication number Publication date
SE397994B (en) 1977-11-28
FR2201420B3 (en) 1976-08-27
CH550332A (en) 1974-06-14
NL7313438A (en) 1974-04-04
IT993956B (en) 1975-09-30
DE2253704A1 (en) 1974-04-11

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