NL7505070A - Volkomen afsluitinrichting voor klep met vrij- drijvende zuigerschijf. - Google Patents

Volkomen afsluitinrichting voor klep met vrij- drijvende zuigerschijf.

Info

Publication number
NL7505070A
NL7505070A NL7505070A NL7505070A NL7505070A NL 7505070 A NL7505070 A NL 7505070A NL 7505070 A NL7505070 A NL 7505070A NL 7505070 A NL7505070 A NL 7505070A NL 7505070 A NL7505070 A NL 7505070A
Authority
NL
Netherlands
Prior art keywords
freelessing
valve
piston disc
complete shut
shut
Prior art date
Application number
NL7505070A
Other languages
English (en)
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of NL7505070A publication Critical patent/NL7505070A/nl

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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • F16K17/105—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve using choking or throttling means to control the fluid operation of the main valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
    • F01D17/145—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path by means of valves, e.g. for steam turbines
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/38—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
    • F16K31/383—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a piston

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Control Of Turbines (AREA)
  • Fluid-Driven Valves (AREA)
NL7505070A 1974-05-14 1975-04-29 Volkomen afsluitinrichting voor klep met vrij- drijvende zuigerschijf. NL7505070A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46993074A 1974-05-14 1974-05-14

Publications (1)

Publication Number Publication Date
NL7505070A true NL7505070A (nl) 1975-11-18

Family

ID=23865597

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7505070A NL7505070A (nl) 1974-05-14 1975-04-29 Volkomen afsluitinrichting voor klep met vrij- drijvende zuigerschijf.

Country Status (11)

Country Link
JP (1) JPS5514946B2 (nl)
BE (1) BE828992A (nl)
CA (1) CA1038260A (nl)
CH (1) CH594155A5 (nl)
DE (1) DE2521193A1 (nl)
ES (1) ES437278A1 (nl)
FR (1) FR2271476B1 (nl)
GB (1) GB1466838A (nl)
IT (1) IT1038117B (nl)
NL (1) NL7505070A (nl)
SE (1) SE412103B (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0687131B2 (ja) * 1986-12-25 1994-11-02 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
DE4320937A1 (de) * 1993-06-24 1995-01-05 Abb Management Ag Stellantrieb für ein Regelventil

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2127281A5 (nl) * 1971-03-03 1972-10-13 Ellingsen Karl

Also Published As

Publication number Publication date
GB1466838A (en) 1977-03-09
BE828992A (fr) 1975-11-13
DE2521193A1 (de) 1975-11-27
SE7505541L (sv) 1975-11-17
CH594155A5 (nl) 1977-12-30
JPS50156036A (nl) 1975-12-16
IT1038117B (it) 1979-11-20
CA1038260A (en) 1978-09-12
FR2271476A1 (nl) 1975-12-12
SE412103B (sv) 1980-02-18
FR2271476B1 (nl) 1980-04-11
JPS5514946B2 (nl) 1980-04-19
ES437278A1 (es) 1977-01-16

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Legal Events

Date Code Title Description
BV The patent application has lapsed