GB756119A - Improvements in or relating to electric switches, especially electromagnetic relays - Google Patents

Improvements in or relating to electric switches, especially electromagnetic relays

Info

Publication number
GB756119A
GB756119A GB25626/54A GB2562654A GB756119A GB 756119 A GB756119 A GB 756119A GB 25626/54 A GB25626/54 A GB 25626/54A GB 2562654 A GB2562654 A GB 2562654A GB 756119 A GB756119 A GB 756119A
Authority
GB
United Kingdom
Prior art keywords
relating
electromagnetic relays
electric switches
especially electromagnetic
sept
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
GB25626/54A
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.)
AT&T Corp
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB756119A publication Critical patent/GB756119A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Contacts (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Abstract

756.119. Electromagnetic relays. WESTERN ELECTRIC CO., Inc. Sept. 3, 1954 [Sept. 21, 1953], No. 25626/54. Drawings to Specification. Class 38(5) To prevent contact sticking in the relay disclosed in Specification 648.656, the mercury is replaced by a solution of mercury and copper, the latter being present in an amount up to 0.05 per cent by weight. Specification 553.329 also is referred to.
GB25626/54A 1953-09-21 1954-09-03 Improvements in or relating to electric switches, especially electromagnetic relays Expired GB756119A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US756119XA 1953-09-21 1953-09-21

Publications (1)

Publication Number Publication Date
GB756119A true GB756119A (en) 1956-08-29

Family

ID=22126901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25626/54A Expired GB756119A (en) 1953-09-21 1954-09-03 Improvements in or relating to electric switches, especially electromagnetic relays

Country Status (5)

Country Link
US (1) US2732459A (en)
DE (1) DE963626C (en)
FR (1) FR1101999A (en)
GB (1) GB756119A (en)
NL (1) NL190202B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919322A (en) * 1958-10-01 1959-12-29 Link Aviation Inc Low noise contact modulator
NL126656C (en) * 1959-10-22
US3084234A (en) * 1960-08-15 1963-04-02 Stevens Arnold Inc Electromagnetic switches
US3172975A (en) * 1960-11-04 1965-03-09 Talon Inc Electromagnetic pivotal armature contact mechanism
DE1177250B (en) * 1961-01-26 1964-09-03 Zentralinstitut Fuer Kernphysi Electrical vacuum interrupter for electro-mechanical pulse generators with mercury coating on the contacts
DE1208533B (en) * 1961-05-05 1966-01-05 Beckman Instruments Inc Arrangement for the relative position display of apparatus parts in numerical encrypted form
BE624066A (en) * 1961-11-02
US3222469A (en) * 1962-02-01 1965-12-07 Sperry Sun Well Surveying Co Mercury time delay switch
GB1059051A (en) * 1965-05-14 1967-02-15 Standard Telephones Cables Ltd Magnetic contact device
NL137148C (en) * 1967-03-03
US3831118A (en) * 1970-08-24 1974-08-20 Fifth Dimension Inc Mercury switch
US4114006A (en) * 1977-05-03 1978-09-12 Western Electric Co., Inc. Mercury-wetted sealed contact switch

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US550360A (en) * 1895-11-26 Alexander jay wurts
DE392096C (en) * 1920-12-14 1924-03-15 Louise Paraskovich Liquid conductors for electrical currents and methods of making such conductors
DE587049C (en) * 1929-10-18 1933-10-28 Aeg Mercury switch
US2508508A (en) * 1946-08-10 1950-05-23 Bell Telephone Labor Inc Mercury contact for electrical switches
AT169508B (en) * 1948-12-29 1951-11-26 Western Electric Co Electric switch

Also Published As

Publication number Publication date
US2732459A (en) 1956-01-24
DE963626C (en) 1957-05-09
FR1101999A (en) 1955-10-12
NL190202B (en)

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