FR2034911A1 - - Google Patents

Info

Publication number
FR2034911A1
FR2034911A1 FR7009131A FR7009131A FR2034911A1 FR 2034911 A1 FR2034911 A1 FR 2034911A1 FR 7009131 A FR7009131 A FR 7009131A FR 7009131 A FR7009131 A FR 7009131A FR 2034911 A1 FR2034911 A1 FR 2034911A1
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.)
Withdrawn
Application number
FR7009131A
Other languages
French (fr)
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.)
Rotork PLC
Original Assignee
Rotork PLC
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 Rotork PLC filed Critical Rotork PLC
Publication of FR2034911A1 publication Critical patent/FR2034911A1/fr
Withdrawn legal-status Critical Current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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
    • F16K31/048—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means with torque limiters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrically Driven Valve-Operating Means (AREA)
  • Mechanically-Actuated Valves (AREA)
FR7009131A 1969-03-13 1970-03-13 Withdrawn FR2034911A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB03260/69A GB1277661A (en) 1969-03-13 1969-03-13 Improvements in or relating to electric switch control units for electric motor driven actuators

Publications (1)

Publication Number Publication Date
FR2034911A1 true FR2034911A1 (en) 1970-12-18

Family

ID=10019730

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7009131A Withdrawn FR2034911A1 (en) 1969-03-13 1970-03-13

Country Status (5)

Country Link
US (1) US3626119A (en)
JP (1) JPS4912207B1 (en)
AU (1) AU1259170A (en)
FR (1) FR2034911A1 (en)
GB (1) GB1277661A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814633U (en) * 1981-07-21 1983-01-29 三菱電機株式会社 limit switch mechanism
US7087849B2 (en) * 2004-04-20 2006-08-08 One Pass Farm Equipment, Llc Switch device and method for controlling a sprayer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822439A (en) * 1955-02-10 1958-02-04 Square D Co Electric switch
US2852630A (en) * 1955-04-04 1958-09-16 Joseph Adamson & Company Ltd Limit switch actuator
US3312916A (en) * 1957-09-05 1967-04-04 Vaino A Hoover Actuator with limiting mechanism and torque limiting clutch
US3068332A (en) * 1957-10-17 1962-12-11 Max L Jeffrey Snap switch
GB1003761A (en) * 1961-05-23 1965-09-08 Rotork Eng Co Ltd Improvements in or relating to electrical control units, more particularly for valveactuators
US3239616A (en) * 1964-05-05 1966-03-08 Crane Co Valve indicator and limit switch combination
US3303299A (en) * 1966-01-28 1967-02-07 Ramcon Corp Valve actuator and switch mechanism
GB1207969A (en) * 1966-12-15 1970-10-07 Rotork Controls Improvements in or relating to electric switch controls units for electric motor driven actuators
GB1207967A (en) * 1966-12-15 1970-10-07 Rotork Controls Improvements in or relating to electric switch controls for electric motor-driven actuators
GB1180357A (en) * 1967-11-21 1970-02-04 Keller & Knappich Gmbh Torque Overload Safety Device for Clutches
US3495059A (en) * 1968-03-18 1970-02-10 Gen Electric Torque tube connected pantograph operating mechanism for electrical contact assemblies

Also Published As

Publication number Publication date
GB1277661A (en) 1972-06-14
JPS4912207B1 (en) 1974-03-23
DE2012088B2 (en) 1972-06-22
US3626119A (en) 1971-12-07
AU1259170A (en) 1970-03-13
DE2012088A1 (en) 1970-09-17

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Legal Events

Date Code Title Description
ST Notification of lapse