FR1197769A - Interrupteur magnétique à mercure - Google Patents

Interrupteur magnétique à mercure

Info

Publication number
FR1197769A
FR1197769A FR1197769DA FR1197769A FR 1197769 A FR1197769 A FR 1197769A FR 1197769D A FR1197769D A FR 1197769DA FR 1197769 A FR1197769 A FR 1197769A
Authority
FR
France
Prior art keywords
mercury switch
magnetic mercury
magnetic
switch
mercury
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
English (en)
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.)
Robertshaw Controls Co
Original Assignee
Robertshaw Fulton Controls Co
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 Robertshaw Fulton Controls Co filed Critical Robertshaw Fulton Controls Co
Application granted granted Critical
Publication of FR1197769A publication Critical patent/FR1197769A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/64—Contacts
    • H01H37/66—Magnetic reinforcement of contact pressure; Magnet causing snap action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/38—Selection of media, e.g. special atmospheres for surrounding the working area
    • B23K35/383—Selection of media, e.g. special atmospheres for surrounding the working area mainly containing noble gases or nitrogen
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/18—Switches having at least one liquid contact with level of surface of contact liquid displaced by non-electrical contact-making plunger

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Thermally Actuated Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
FR1197769D 1957-04-26 1958-01-08 Interrupteur magnétique à mercure Expired FR1197769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US655259A US2914633A (en) 1957-04-26 1957-04-26 Magnet mercury switch

Publications (1)

Publication Number Publication Date
FR1197769A true FR1197769A (fr) 1959-12-02

Family

ID=24628175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1197769D Expired FR1197769A (fr) 1957-04-26 1958-01-08 Interrupteur magnétique à mercure

Country Status (4)

Country Link
US (1) US2914633A (fr)
DE (1) DE1088129B (fr)
FR (1) FR1197769A (fr)
GB (1) GB867037A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274522A (en) * 1962-01-15 1966-09-20 Peter V N Heller Bistable element
US4642593A (en) * 1984-04-17 1987-02-10 Elenbaas George H Impulse mercury relay with magnetic interlock switch

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1558277A (en) * 1922-12-08 1925-10-20 Phelan Electrical switch
FR774036A (fr) * 1933-06-27 1934-11-29 Philips Nv Tube interrupteur à mercure
DE637197C (de) * 1933-11-15 1936-10-23 Siemens Schuckertwerke Akt Ges Quecksilberschalter mit allseitig geschlossenem Schaltgefaess
GB492802A (en) * 1937-02-24 1938-09-26 Alfredo Cianchi Improvements relating to mercury and other sealed container switches
US2247493A (en) * 1939-11-02 1941-07-01 Bell Telephone Labor Inc Mercury contact relay
US2385887A (en) * 1942-06-09 1945-10-02 Penn Electric Switch Co Switch unit
FR985870A (fr) * 1949-05-11 1951-07-24 Relais ou contacteur à mercure, à commande magnétique utilisable sur les navires ou les avions
US2658124A (en) * 1951-11-15 1953-11-03 Durakool Inc Mercury relay
US2709738A (en) * 1953-10-08 1955-05-31 Paul O Walter Liquid switch actuated by a permanent magnet

Also Published As

Publication number Publication date
GB867037A (en) 1961-05-03
US2914633A (en) 1959-11-24
DE1088129B (de) 1960-09-01

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