IT993956B - Valvola di manovra idraulica - Google Patents

Valvola di manovra idraulica

Info

Publication number
IT993956B
IT993956B IT2958473A IT2958473A IT993956B IT 993956 B IT993956 B IT 993956B IT 2958473 A IT2958473 A IT 2958473A IT 2958473 A IT2958473 A IT 2958473A IT 993956 B IT993956 B IT 993956B
Authority
IT
Italy
Prior art keywords
maneuvering valve
hydraulic maneuvering
hydraulic
valve
maneuvering
Prior art date
Application number
IT2958473A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT993956B publication Critical patent/IT993956B/it

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
IT2958473A 1972-10-02 1973-10-01 Valvola di manovra idraulica IT993956B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1433672A CH550332A (de) 1972-10-02 1972-10-02 Hydraulisches schaltventil.

Publications (1)

Publication Number Publication Date
IT993956B true IT993956B (it) 1975-09-30

Family

ID=4399948

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2958473A IT993956B (it) 1972-10-02 1973-10-01 Valvola di manovra idraulica

Country Status (6)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2546865A1 (de) * 1975-10-18 1977-04-21 Knorr Bremse Gmbh Druckuebersetzer fuer lastabhaengige druckluftbremsen, insbesondere fuer eisenbahnen
US4450869A (en) * 1981-07-24 1984-05-29 Teledyne Republic Manufacturing Pilot-operated valve
AT404869B (de) * 1983-09-01 1999-03-25 Wabco Westinghouse Steuerung Schalteinrichtung
DE3412737A1 (de) * 1983-09-01 1985-03-21 Wabco Westinghouse Steuerungstechnik GmbH & Co, 3000 Hannover Schalteinrichtung
FR2614669B1 (fr) * 1987-04-29 1989-07-13 Gratzmuller Claude Valve hydraulique a trois voies
DE10203886B4 (de) * 2002-01-31 2005-04-14 Dbt Automation Gmbh Vorsteuerventil
DE102013020585A1 (de) 2013-12-13 2015-06-18 Hydac Fluidtechnik Gmbh Ventilvorrichtung

Also Published As

Publication number Publication date
NL7313438A (xx) 1974-04-04
CH550332A (de) 1974-06-14
FR2201420A1 (xx) 1974-04-26
DE2253704A1 (de) 1974-04-11
FR2201420B3 (xx) 1976-08-27
SE397994B (sv) 1977-11-28

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