FR1112302A - Switches controlled by magnetic transmitter - Google Patents

Switches controlled by magnetic transmitter

Info

Publication number
FR1112302A
FR1112302A FR1112302DA FR1112302A FR 1112302 A FR1112302 A FR 1112302A FR 1112302D A FR1112302D A FR 1112302DA FR 1112302 A FR1112302 A FR 1112302A
Authority
FR
France
Prior art keywords
switches controlled
magnetic transmitter
transmitter
magnetic
switches
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
Other languages
French (fr)
Inventor
Georges Mulard
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 FR1112302A publication Critical patent/FR1112302A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/02—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by movement of a float carrying a magnet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/32—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements
    • G01F23/34—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements using mechanically actuated indicating means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
    • G01F23/32—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements
    • G01F23/38—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats using rotatable arms or other pivotable transmission elements using magnetically actuated indicating means

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
FR1112302D 1954-10-08 1954-10-08 Switches controlled by magnetic transmitter Expired FR1112302A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1112302T 1954-10-08

Publications (1)

Publication Number Publication Date
FR1112302A true FR1112302A (en) 1956-03-13

Family

ID=9627198

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1112302D Expired FR1112302A (en) 1954-10-08 1954-10-08 Switches controlled by magnetic transmitter

Country Status (1)

Country Link
FR (1) FR1112302A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022397A (en) * 1959-12-11 1962-02-20 Reliance Gauge Column Co Liquid level indicator
FR2377607A1 (en) * 1977-01-12 1978-08-11 Wolford Byron Display and testing device for rotatable shaft position - has case with switches magnetically coupled with shaft and signalling its position
EP0142134A2 (en) * 1983-11-10 1985-05-22 Thetford Corporation Magnetically actuated level indicator
US4688587A (en) * 1982-02-05 1987-08-25 Compagnie Francaise D'exploitation De Marques-Cofrem Liquid tank and process for operating it

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022397A (en) * 1959-12-11 1962-02-20 Reliance Gauge Column Co Liquid level indicator
FR2377607A1 (en) * 1977-01-12 1978-08-11 Wolford Byron Display and testing device for rotatable shaft position - has case with switches magnetically coupled with shaft and signalling its position
US4688587A (en) * 1982-02-05 1987-08-25 Compagnie Francaise D'exploitation De Marques-Cofrem Liquid tank and process for operating it
EP0142134A2 (en) * 1983-11-10 1985-05-22 Thetford Corporation Magnetically actuated level indicator
EP0142134A3 (en) * 1983-11-10 1986-03-26 Thetford Corporation Magnetically actuated level indicator

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