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GB305938A - Improvements in and relating to electric switches - Google Patents

Improvements in and relating to electric switches

Info

Publication number
GB305938A
GB305938A GB4543/29A GB454329A GB305938A GB 305938 A GB305938 A GB 305938A GB 4543/29 A GB4543/29 A GB 4543/29A GB 454329 A GB454329 A GB 454329A GB 305938 A GB305938 A GB 305938A
Authority
GB
United Kingdom
Prior art keywords
relating
electric switches
switches
electric
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
GB4543/29A
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 GB305938A publication Critical patent/GB305938A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/50Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/52Contacts adapted to act as latches
GB4543/29A 1928-02-10 1929-02-11 Improvements in and relating to electric switches Expired GB305938A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US305938XA 1928-02-10 1928-02-10

Publications (1)

Publication Number Publication Date
GB305938A true GB305938A (en) 1929-12-12

Family

ID=21854957

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4543/29A Expired GB305938A (en) 1928-02-10 1929-02-11 Improvements in and relating to electric switches

Country Status (1)

Country Link
GB (1) GB305938A (en)

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