GB412753A - Improvements in electromagnetically operated vacuum switches - Google Patents

Improvements in electromagnetically operated vacuum switches

Info

Publication number
GB412753A
GB412753A GB1466233A GB1466233A GB412753A GB 412753 A GB412753 A GB 412753A GB 1466233 A GB1466233 A GB 1466233A GB 1466233 A GB1466233 A GB 1466233A GB 412753 A GB412753 A GB 412753A
Authority
GB
United Kingdom
Prior art keywords
contacts
armature
electromagnet
engage
spring
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
GB1466233A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1466233A priority Critical patent/GB412753A/en
Priority to US67243633 priority patent/US2027064A/en
Priority to FR755921D priority patent/FR755921A/fr
Priority to BE396580D priority patent/BE396580A/xx
Publication of GB412753A publication Critical patent/GB412753A/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86928—Sequentially progressive opening or closing of plural valves
    • Y10T137/87016—Lost motion
    • Y10T137/8704—First valve actuates second valve

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Contacts (AREA)
  • Electromagnets (AREA)
GB1466233A 1931-08-06 1933-05-20 Improvements in electromagnetically operated vacuum switches Expired GB412753A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1466233A GB412753A (en) 1931-08-06 1933-05-20 Improvements in electromagnetically operated vacuum switches
US67243633 US2027064A (en) 1931-08-06 1933-05-23 Electromagnetically operated vacuum switch
FR755921D FR755921A (fr) 1931-08-06 1933-05-23 Interrupteur dans le vide à commande électromagnétique
BE396580D BE396580A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1931-08-06 1933-05-29

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2027064X 1931-08-06
GB1466233A GB412753A (en) 1931-08-06 1933-05-20 Improvements in electromagnetically operated vacuum switches
FR755921T 1933-05-23
BE396580T 1933-05-29

Publications (1)

Publication Number Publication Date
GB412753A true GB412753A (en) 1934-07-05

Family

ID=32509941

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1466233A Expired GB412753A (en) 1931-08-06 1933-05-20 Improvements in electromagnetically operated vacuum switches

Country Status (4)

Country Link
US (1) US2027064A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE396580A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR755921A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB412753A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2525065A (en) * 2014-02-03 2015-10-14 Gen Electric Vacuum switching devices
GB2531935A (en) * 2014-10-24 2016-05-04 The General Electric Company Interrupter module

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2589024A (en) * 1946-04-19 1952-03-11 Allis Chalmers Mfg Co Motor control system and switch
US2632821A (en) * 1949-02-07 1953-03-24 Air Valve Inc Latching solenoid
US2874905A (en) * 1953-09-14 1959-02-24 Baso Inc Control device
US2877316A (en) * 1956-06-19 1959-03-10 Bell Telephone Labor Inc Electromagnetic relay
US3036180A (en) * 1959-05-11 1962-05-22 Gen Electric Contact structure for a vacuum-type circuit interrupter
US3201545A (en) * 1962-02-28 1965-08-17 Westinghouse Electric Corp Electric control device
DE2264342C3 (de) * 1972-12-29 1978-05-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Überstromschutzeinrichtung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2525065A (en) * 2014-02-03 2015-10-14 Gen Electric Vacuum switching devices
GB2525065B (en) * 2014-02-03 2021-09-29 S & C Electric Co Vacuum switching devices
GB2531935A (en) * 2014-10-24 2016-05-04 The General Electric Company Interrupter module

Also Published As

Publication number Publication date
FR755921A (fr) 1933-12-01
US2027064A (en) 1936-01-07
BE396580A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1933-06-30

Similar Documents

Publication Publication Date Title
GB412753A (en) Improvements in electromagnetically operated vacuum switches
US2317888A (en) Operating circuit for electrical devices
GB543008A (en) Improvements in or relating to electromagnetic relays with mercury contacts
GB347007A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US1331882A (en) Electromagnetic switch
US1793858A (en) Nonwelding relay
US2370038A (en) Latched-in magnetic switch
US2107821A (en) Automatic switch for electric service lines
GB702790A (en) Improvements in and relating to electro-magnetic relays
US1978729A (en) Electromagnetic device
US2032147A (en) Electromagnetic contactor
USRE21429E (en) Circuit control device
GB270843A (en) Electromagnetic relays
US1354883A (en) Electromagnetically-operated device
GB539881A (en) Improvements in time delay electric switches
US1624882A (en) Self-locking switch
GB401017A (en) Improvements in electro-magnetically-operated electric switches
GB190002047A (en) Improvements in Automatic Electric Switches or Cut-outs.
GB481122A (en) Improvements in magnetically operated electric switches
US841004A (en) Interrupter for electromagnets.
GB432099A (en) Improvements in or relating to electro-magnetic switches
GB447234A (en) Improvements in or relating to electro-magnetic cut-out switches
GB370097A (en) Improvements in and relating to starting devices for electric motors
GB580703A (en) An improved electromagnetically operated electric switch
GB556185A (en) Improvements in and relating to contact structures for electric circuit interrupters