GB646117A - Devices for the relay type - Google Patents

Devices for the relay type

Info

Publication number
GB646117A
GB646117A GB21393/48A GB2139348A GB646117A GB 646117 A GB646117 A GB 646117A GB 21393/48 A GB21393/48 A GB 21393/48A GB 2139348 A GB2139348 A GB 2139348A GB 646117 A GB646117 A GB 646117A
Authority
GB
United Kingdom
Prior art keywords
mercury
armature
magnetic material
contacts
plates
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
GB21393/48A
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.)
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 GB646117A publication Critical patent/GB646117A/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

  • Electromagnets (AREA)
GB21393/48A 1947-09-19 1948-08-13 Devices for the relay type Expired GB646117A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US775081A US2473693A (en) 1947-09-19 1947-09-19 Mercury contact device

Publications (1)

Publication Number Publication Date
GB646117A true GB646117A (en) 1950-11-15

Family

ID=25103267

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21393/48A Expired GB646117A (en) 1947-09-19 1948-08-13 Devices for the relay type

Country Status (7)

Country Link
US (1) US2473693A (fr)
BE (1) BE482168A (fr)
CH (1) CH278395A (fr)
DE (1) DE824811C (fr)
FR (1) FR964631A (fr)
GB (1) GB646117A (fr)
NL (1) NL70005C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE498493A (fr) * 1949-10-05
FR2498689A1 (fr) * 1981-01-23 1982-07-30 Socapex Dispositif de rappel par tension de surface d'un liquide, interrupteur comportant un tel dispositif et son utilisation dans les relais a commande magnetique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2317695A (en) * 1940-06-15 1943-04-27 Bell Telephone Labor Inc Electric switch
US2295602A (en) * 1941-07-17 1942-09-15 Bell Telephone Labor Inc Switching device

Also Published As

Publication number Publication date
DE824811C (de) 1951-12-13
US2473693A (en) 1949-06-21
CH278395A (fr) 1951-10-15
NL70005C (fr)
FR964631A (fr) 1950-08-19
BE482168A (fr)

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