GB548030A - Improvements in and relating to electric circuit interrupting devices - Google Patents

Improvements in and relating to electric circuit interrupting devices

Info

Publication number
GB548030A
GB548030A GB9711/41A GB971141A GB548030A GB 548030 A GB548030 A GB 548030A GB 9711/41 A GB9711/41 A GB 9711/41A GB 971141 A GB971141 A GB 971141A GB 548030 A GB548030 A GB 548030A
Authority
GB
United Kingdom
Prior art keywords
fuses
resistance
auxiliary element
main
auxiliary
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
GB9711/41A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB548030A publication Critical patent/GB548030A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/38—Means for extinguishing or suppressing arc

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Fuses (AREA)
GB9711/41A 1940-08-02 1941-07-30 Improvements in and relating to electric circuit interrupting devices Expired GB548030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US349847A US2309489A (en) 1940-08-02 1940-08-02 Electric circuit interrupting device

Publications (1)

Publication Number Publication Date
GB548030A true GB548030A (en) 1942-09-22

Family

ID=23374207

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9711/41A Expired GB548030A (en) 1940-08-02 1941-07-30 Improvements in and relating to electric circuit interrupting devices

Country Status (5)

Country Link
US (1) US2309489A (enrdf_load_stackoverflow)
BE (1) BE446567A (enrdf_load_stackoverflow)
DE (1) DE1003332B (enrdf_load_stackoverflow)
FR (1) FR874607A (enrdf_load_stackoverflow)
GB (1) GB548030A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835431A (en) * 1969-09-23 1974-09-10 English Electric Co Ltd Electrical fuse

Also Published As

Publication number Publication date
US2309489A (en) 1943-01-26
BE446567A (enrdf_load_stackoverflow)
FR874607A (fr) 1942-08-13
DE1003332B (de) 1957-02-28

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