FR1586381A - - Google Patents

Info

Publication number
FR1586381A
FR1586381A FR1586381DA FR1586381A FR 1586381 A FR1586381 A FR 1586381A FR 1586381D A FR1586381D A FR 1586381DA FR 1586381 A FR1586381 A FR 1586381A
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.)
Expired
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1586381A publication Critical patent/FR1586381A/fr
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
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2807—Position switches, i.e. means for sensing of discrete positions only, e.g. limit switches
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0033—Electrical or magnetic means using a permanent magnet, e.g. in combination with a reed relays
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0041—Electrical or magnetic means for measuring valve parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
  • Magnetically Actuated Valves (AREA)
  • Check Valves (AREA)
FR1586381D 1968-06-25 1968-06-25 Expired FR1586381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR156365 1968-06-25

Publications (1)

Publication Number Publication Date
FR1586381A true FR1586381A (en) 1970-02-20

Family

ID=8651580

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1586381D Expired FR1586381A (en) 1968-06-25 1968-06-25

Country Status (2)

Country Link
ES (1) ES368491A1 (en)
FR (1) FR1586381A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2184587A1 (en) * 1972-05-15 1973-12-28 Gray Tool Co
FR2309958A2 (en) * 1975-04-30 1976-11-26 Kraftwerk Union Ag NUCLEAR POWER PLANT WITH QUICK-CLOSING VALVE MOUNTED IN THE LIVE STEAM DUCT
EP0063010A1 (en) * 1981-04-15 1982-10-20 Imperial Chemical Industries Plc Determining valve position
FR2567191A1 (en) * 1984-07-03 1986-01-10 Elf Aquitaine Submerged device for determining the open or closed position of a submerged valve
WO1986000970A1 (en) * 1984-07-18 1986-02-13 Anthony James Magee Sensing of fire installation water valves being closed
US4696325A (en) * 1984-07-18 1987-09-29 Magee Anthony J Sensing of fire installation water valves being closed
EP0253954A1 (en) * 1986-04-17 1988-01-27 MAGEE, Anthony James Sensing the open and/or closed condition of valves
US4967792A (en) * 1984-07-18 1990-11-06 Magee Anthony J Sensing the open and/or closed condition of valves
FR2681914A1 (en) * 1991-09-27 1993-04-02 Mappi Sa Actuator (thruster) for rotating a clamp
EP1422452A1 (en) * 2002-11-22 2004-05-26 Defontaine End of stroke sensor system of an on/off valve closing element

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN218494329U (en) * 2022-05-08 2023-02-17 李明树 Valve rod protective sleeve provided with indicating ring and valve provided with protective sleeve

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2184587A1 (en) * 1972-05-15 1973-12-28 Gray Tool Co
FR2309958A2 (en) * 1975-04-30 1976-11-26 Kraftwerk Union Ag NUCLEAR POWER PLANT WITH QUICK-CLOSING VALVE MOUNTED IN THE LIVE STEAM DUCT
EP0063010A1 (en) * 1981-04-15 1982-10-20 Imperial Chemical Industries Plc Determining valve position
US4468559A (en) * 1981-04-15 1984-08-28 Imperial Chemical Industries, Plc Determining valve position
FR2567191A1 (en) * 1984-07-03 1986-01-10 Elf Aquitaine Submerged device for determining the open or closed position of a submerged valve
WO1986000970A1 (en) * 1984-07-18 1986-02-13 Anthony James Magee Sensing of fire installation water valves being closed
US4696325A (en) * 1984-07-18 1987-09-29 Magee Anthony J Sensing of fire installation water valves being closed
US4967792A (en) * 1984-07-18 1990-11-06 Magee Anthony J Sensing the open and/or closed condition of valves
EP0253954A1 (en) * 1986-04-17 1988-01-27 MAGEE, Anthony James Sensing the open and/or closed condition of valves
FR2681914A1 (en) * 1991-09-27 1993-04-02 Mappi Sa Actuator (thruster) for rotating a clamp
EP1422452A1 (en) * 2002-11-22 2004-05-26 Defontaine End of stroke sensor system of an on/off valve closing element
FR2847642A1 (en) * 2002-11-22 2004-05-28 Defontaine Sa LIMIT LIMIT DETECTION SYSTEM FOR A VALVE SHUTTER OPERATING IN AN ALL OR NOTHING MODE

Also Published As

Publication number Publication date
ES368491A1 (en) 1971-06-16

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse