SE397994B - HYDRAULIC SWITCH VALVE - Google Patents

HYDRAULIC SWITCH VALVE

Info

Publication number
SE397994B
SE397994B SE7313204A SE7313204A SE397994B SE 397994 B SE397994 B SE 397994B SE 7313204 A SE7313204 A SE 7313204A SE 7313204 A SE7313204 A SE 7313204A SE 397994 B SE397994 B SE 397994B
Authority
SE
Sweden
Prior art keywords
switch valve
hydraulic switch
hydraulic
valve
switch
Prior art date
Application number
SE7313204A
Other languages
Swedish (sv)
Inventor
H Widmer
Original Assignee
Bbc Brown Boveri & Cie
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 & Cie filed Critical Bbc Brown Boveri & Cie
Publication of SE397994B publication Critical patent/SE397994B/en

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
SE7313204A 1972-10-02 1973-09-27 HYDRAULIC SWITCH VALVE SE397994B (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 (1)

Publication Number Publication Date
SE397994B true SE397994B (en) 1977-11-28

Family

ID=4399948

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7313204A SE397994B (en) 1972-10-02 1973-09-27 HYDRAULIC SWITCH VALVE

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)

Families Citing this family (7)

* 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
DE3412737A1 (en) * 1983-09-01 1985-03-21 Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover Switching device
AT404869B (en) * 1983-09-01 1999-03-25 Wabco Westinghouse Steuerung Switching device
FR2614669B1 (en) * 1987-04-29 1989-07-13 Gratzmuller Claude THREE-WAY HYDRAULIC VALVE
DE10203886B4 (en) * 2002-01-31 2005-04-14 Dbt Automation Gmbh pilot valve
DE102013020585A1 (en) 2013-12-13 2015-06-18 Hydac Fluidtechnik Gmbh valve device

Also Published As

Publication number Publication date
DE2253704A1 (en) 1974-04-11
NL7313438A (en) 1974-04-04
FR2201420A1 (en) 1974-04-26
IT993956B (en) 1975-09-30
CH550332A (en) 1974-06-14
FR2201420B3 (en) 1976-08-27

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