GB651883A - Improvements in thermally tripped electric switches - Google Patents

Improvements in thermally tripped electric switches

Info

Publication number
GB651883A
GB651883A GB12175/48A GB1217548A GB651883A GB 651883 A GB651883 A GB 651883A GB 12175/48 A GB12175/48 A GB 12175/48A GB 1217548 A GB1217548 A GB 1217548A GB 651883 A GB651883 A GB 651883A
Authority
GB
United Kingdom
Prior art keywords
arm
projection
contact
depressed
contacts
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
GB12175/48A
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.)
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
Priority to BE488162D priority Critical patent/BE488162A/xx
Application filed by Individual filed Critical Individual
Priority to GB12175/48A priority patent/GB651883A/en
Priority to US87443A priority patent/US2547604A/en
Publication of GB651883A publication Critical patent/GB651883A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element

Landscapes

  • Breakers (AREA)
  • Thermally Actuated Switches (AREA)
GB12175/48A 1948-05-04 1948-05-04 Improvements in thermally tripped electric switches Expired GB651883A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE488162D BE488162A (sv) 1948-05-04
GB12175/48A GB651883A (en) 1948-05-04 1948-05-04 Improvements in thermally tripped electric switches
US87443A US2547604A (en) 1948-05-04 1949-04-14 Electric switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12175/48A GB651883A (en) 1948-05-04 1948-05-04 Improvements in thermally tripped electric switches

Publications (1)

Publication Number Publication Date
GB651883A true GB651883A (en) 1951-04-11

Family

ID=9999712

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12175/48A Expired GB651883A (en) 1948-05-04 1948-05-04 Improvements in thermally tripped electric switches

Country Status (3)

Country Link
US (1) US2547604A (sv)
BE (1) BE488162A (sv)
GB (1) GB651883A (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE521499A (sv) * 1952-07-18

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1215665A (en) * 1915-04-05 1917-02-13 Heinrich Landis Spring arrangement especially for contact devices.
US1893827A (en) * 1930-01-15 1933-01-10 Trumbull Electric Mfg Co Electric switch
US2013013A (en) * 1934-07-16 1935-09-03 Square D Co Automatic starter

Also Published As

Publication number Publication date
BE488162A (sv)
US2547604A (en) 1951-04-03

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