NL217302A - - Google Patents

Info

Publication number
NL217302A
NL217302A NL217302A NL217302A NL217302A NL 217302 A NL217302 A NL 217302A NL 217302 A NL217302 A NL 217302A NL 217302 A NL217302 A NL 217302A NL 217302 A NL217302 A NL 217302A
Authority
NL
Netherlands
Application number
NL217302A
Other versions
NL108846C (en:Method
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 filed Critical
Publication of NL217302A publication Critical patent/NL217302A/xx
Application granted granted Critical
Publication of NL108846C publication Critical patent/NL108846C/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02Details
    • H01H31/12Adaptation for built-in fuse
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02Details
    • H01H31/12Adaptation for built-in fuse
    • H01H31/122Fuses mounted on, or constituting the movable contact parts of, the switch
NL217302A 1957-01-22 1957-05-15 NL108846C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE875258X 1957-01-22

Publications (2)

Publication Number Publication Date
NL217302A true NL217302A (en:Method) 1964-02-17
NL108846C NL108846C (en:Method) 1964-07-15

Family

ID=3883098

Family Applications (1)

Application Number Title Priority Date Filing Date
NL217302A NL108846C (en:Method) 1957-01-22 1957-05-15

Country Status (5)

Country Link
BE (2) BE554375A (en:Method)
DE (1) DE1156469B (en:Method)
FR (1) FR1198495A (en:Method)
GB (1) GB875258A (en:Method)
NL (1) NL108846C (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL257897A (en:Method) * 1959-11-14
US4800242A (en) * 1987-09-10 1989-01-24 Square D Research Spring-powered drive assembly for opening and closing a switch

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1377778A (en) * 1921-05-10 Electric switch
US1764401A (en) * 1926-12-27 1930-06-17 Andrew E Griswold Quick-make-and-break safety switch
US1687835A (en) * 1926-12-27 1928-10-16 Andrew E Griswold Safety switch
GB329510A (en) * 1929-05-18 1930-05-22 Frederick Chambers Improvements in or relating to electric switches

Also Published As

Publication number Publication date
BE554375A (en:Method) 1957-02-15
GB875258A (en) 1961-08-16
FR1198495A (fr) 1959-12-08
BE556692A (en:Method) 1957-04-30
NL108846C (en:Method) 1964-07-15
DE1156469B (de) 1963-10-31

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