ES479646A1 - Perfeccionamientos en dispositivos limitadores de fuerza pa-ra el vastago de un accionador de valvulas. - Google Patents

Perfeccionamientos en dispositivos limitadores de fuerza pa-ra el vastago de un accionador de valvulas.

Info

Publication number
ES479646A1
ES479646A1 ES479646A ES479646A ES479646A1 ES 479646 A1 ES479646 A1 ES 479646A1 ES 479646 A ES479646 A ES 479646A ES 479646 A ES479646 A ES 479646A ES 479646 A1 ES479646 A1 ES 479646A1
Authority
ES
Spain
Prior art keywords
piston
actuator rod
force
hydraulic fluid
valve
Prior art date
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.)
Expired
Application number
ES479646A
Other languages
English (en)
Spanish (es)
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.)
Boeing North American Inc
Original Assignee
Rockwell International 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 Rockwell International Corp filed Critical Rockwell International Corp
Publication of ES479646A1 publication Critical patent/ES479646A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • 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
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
    • 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
    • F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
    • 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
    • F16K47/00—Means in valves for absorbing fluid energy

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Actuator (AREA)
  • Fluid-Driven Valves (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Mechanically-Actuated Valves (AREA)
ES479646A 1978-04-17 1979-04-17 Perfeccionamientos en dispositivos limitadores de fuerza pa-ra el vastago de un accionador de valvulas. Expired ES479646A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89723878A 1978-04-17 1978-04-17

Publications (1)

Publication Number Publication Date
ES479646A1 true ES479646A1 (es) 1980-01-01

Family

ID=25407597

Family Applications (1)

Application Number Title Priority Date Filing Date
ES479646A Expired ES479646A1 (es) 1978-04-17 1979-04-17 Perfeccionamientos en dispositivos limitadores de fuerza pa-ra el vastago de un accionador de valvulas.

Country Status (12)

Country Link
JP (1) JPS54140220A (fr)
AU (1) AU538319B2 (fr)
BE (1) BE875611A (fr)
CA (1) CA1104467A (fr)
CH (1) CH642728A5 (fr)
DE (1) DE2915505A1 (fr)
ES (1) ES479646A1 (fr)
FR (1) FR2423703B1 (fr)
GB (1) GB2018895B (fr)
IT (1) IT1119723B (fr)
NL (1) NL7902821A (fr)
SE (1) SE440128B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4568058A (en) * 1985-07-01 1986-02-04 Joy Manufacturing Company Dual stage hydraulic actuator for expanding gate valve
US4585207A (en) * 1985-09-03 1986-04-29 Joy Manufacturing Company Expanding gate valve with pneumatic actuator
CN108980144B (zh) * 2018-08-07 2020-03-17 浙江赛渤电力科技有限公司 一种防水溅作用的气缸
CN112695724B (zh) * 2020-12-14 2022-06-10 国网福建省电力有限公司 一种升船机液压撑紧机构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR971370A (fr) * 1940-04-16 1951-01-16 Installation pour commande à distance d'un robinet-vanne au moyen d'un fluide sous pression
US2329044A (en) * 1941-08-13 1943-09-07 Hugo C Gollmer Dual cylinder
US2478811A (en) * 1947-05-19 1949-08-09 W K M Company Inc Power-operated gate valve
FR2302430A1 (fr) * 1975-02-26 1976-09-24 Milhyroux Sarl Ets R Verin pneumatique a 3 ou 4 positions

Also Published As

Publication number Publication date
AU4558679A (en) 1979-10-25
SE440128B (sv) 1985-07-15
IT1119723B (it) 1986-03-10
AU538319B2 (en) 1984-08-09
JPS54140220A (en) 1979-10-31
GB2018895B (en) 1982-09-15
CA1104467A (fr) 1981-07-07
GB2018895A (en) 1979-10-24
FR2423703A1 (fr) 1979-11-16
BE875611A (nl) 1979-08-16
CH642728A5 (de) 1984-04-30
JPS6134583B2 (fr) 1986-08-08
IT7921836A0 (it) 1979-04-13
DE2915505C2 (fr) 1990-01-04
DE2915505A1 (de) 1979-10-25
SE7903242L (sv) 1979-10-18
NL7902821A (nl) 1979-10-19
FR2423703B1 (fr) 1984-03-23

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