FR1101999A - Improvements to mercury-type electrical switches - Google Patents

Improvements to mercury-type electrical switches

Info

Publication number
FR1101999A
FR1101999A FR1101999DA FR1101999A FR 1101999 A FR1101999 A FR 1101999A FR 1101999D A FR1101999D A FR 1101999DA FR 1101999 A FR1101999 A FR 1101999A
Authority
FR
France
Prior art keywords
mercury
type electrical
electrical switches
switches
type
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)
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
Application granted granted Critical
Publication of FR1101999A publication Critical patent/FR1101999A/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
FR1101999D 1953-09-21 1954-06-09 Improvements to mercury-type electrical switches Expired FR1101999A (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
FR1101999A true FR1101999A (en) 1955-10-12

Family

ID=22126901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1101999D Expired FR1101999A (en) 1953-09-21 1954-06-09 Improvements to mercury-type electrical switches

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
NL255854A (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
NL190202B (en)
US2732459A (en) 1956-01-24
DE963626C (en) 1957-05-09
GB756119A (en) 1956-08-29

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