NL74966C - - Google Patents

Info

Publication number
NL74966C
NL74966C NL74966DA NL74966C NL 74966 C NL74966 C NL 74966C NL 74966D A NL74966D A NL 74966DA NL 74966 C NL74966 C NL 74966C
Authority
NL
Netherlands
Application number
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.)
Publication of NL74966C publication Critical patent/NL74966C/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T11/00Spark gaps specially adapted as rectifiers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42DBLASTING
    • F42D1/00Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/04Arrangements for ignition
    • F42D1/045Arrangements for electric ignition
    • F42D1/05Electric circuits for blasting
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H39/00Switching devices actuated by an explosion produced within the device and initiated by an electric current
    • H01H39/004Closing switches

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
NL74966D 1950-07-13 NL74966C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1022032T 1950-07-13

Publications (1)

Publication Number Publication Date
NL74966C true NL74966C (xx)

Family

ID=9577371

Family Applications (1)

Application Number Title Priority Date Filing Date
NL74966D NL74966C (xx) 1950-07-13

Country Status (4)

Country Link
BE (1) BE504578A (xx)
CH (1) CH294865A (xx)
FR (1) FR1022032A (xx)
NL (1) NL74966C (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563556A (en) * 1984-03-28 1986-01-07 Michel Goldstein Internal combustion circuit breaker

Also Published As

Publication number Publication date
BE504578A (xx)
FR1022032A (fr) 1953-02-26
CH294865A (fr) 1953-11-30

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