GB1378164A - Electrical mercury-wetted contact switches - Google Patents

Electrical mercury-wetted contact switches

Info

Publication number
GB1378164A
GB1378164A GB5540171A GB5540171A GB1378164A GB 1378164 A GB1378164 A GB 1378164A GB 5540171 A GB5540171 A GB 5540171A GB 5540171 A GB5540171 A GB 5540171A GB 1378164 A GB1378164 A GB 1378164A
Authority
GB
United Kingdom
Prior art keywords
mercury
enclosure
contact
armature
wettable
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
GB5540171A
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.)
Fifth Dimension Inc
Original Assignee
Fifth Dimension Inc
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 Fifth Dimension Inc filed Critical Fifth Dimension Inc
Publication of GB1378164A publication Critical patent/GB1378164A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H01H51/284—Polarised relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
    • H01H1/08—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved wetted with mercury
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H01H51/284—Polarised relays
    • H01H51/285—Polarised relays for latching of contacts

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Contacts (AREA)
  • Electromagnets (AREA)
GB5540171A 1970-08-24 1971-11-29 Electrical mercury-wetted contact switches Expired GB1378164A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6653470A 1970-08-24 1970-08-24
US13495971A 1971-04-19 1971-04-19

Publications (1)

Publication Number Publication Date
GB1378164A true GB1378164A (en) 1974-12-27

Family

ID=26746848

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5540171A Expired GB1378164A (en) 1970-08-24 1971-11-29 Electrical mercury-wetted contact switches

Country Status (8)

Country Link
US (1) US3646490A (enExample)
BE (1) BE777458A (enExample)
CA (1) CA952563A (enExample)
DE (2) DE2202881B2 (enExample)
FR (1) FR2133559B1 (enExample)
GB (1) GB1378164A (enExample)
NL (1) NL7117337A (enExample)
SE (1) SE383577B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900820A (en) * 1974-02-25 1975-08-19 Bell Telephone Labor Inc Line supervisory circuit
US3978301A (en) * 1975-07-31 1976-08-31 Fifth Dimension Inc. Mercury tilt switch
US4099040A (en) * 1976-03-30 1978-07-04 Fifth Dimension, Inc. Mercury type tilt switch
US4103135A (en) * 1976-07-01 1978-07-25 International Business Machines Corporation Gas operated switches
US4156216A (en) * 1977-10-06 1979-05-22 Allen-Bradley Company Mercury switch relay
US4683355A (en) * 1986-12-09 1987-07-28 Fifth Dimension Inc. Position insensitive shock sensor
JP2001185014A (ja) * 1999-12-22 2001-07-06 Agilent Technol Inc スイッチ装置及びその製造方法
US6842098B2 (en) * 2002-05-14 2005-01-11 Duraswitch Industries, Inc. Flex armature for a magnetically coupled switch

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1614671B2 (de) * 1967-12-04 1971-09-30 Siemens AG, 1000 Berlin u. 8000 München Lageunabhaengiges quecksilberrelais

Also Published As

Publication number Publication date
FR2133559B1 (enExample) 1976-12-03
CA952563A (en) 1974-08-06
SE383577B (sv) 1976-03-15
US3646490A (en) 1972-02-29
NL7117337A (enExample) 1972-10-23
DE2202881A1 (de) 1972-11-09
DE2202881B2 (de) 1976-03-11
DE7202348U (de) 1974-10-24
FR2133559A1 (enExample) 1972-12-01
BE777458A (fr) 1972-06-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
49R Reference inserted (sect. 9/1949)
PCNP Patent ceased through non-payment of renewal fee