BE438336A - - Google Patents

Info

Publication number
BE438336A
BE438336A BE438336DA BE438336A BE 438336 A BE438336 A BE 438336A BE 438336D A BE438336D A BE 438336DA BE 438336 A BE438336 A BE 438336A
Authority
BE
Belgium
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 BE438336A publication Critical patent/BE438336A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
    • H01H9/042—Explosion-proof cases
BE438336D 1939-04-27 BE438336A (en))

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE869088X 1939-04-27

Publications (1)

Publication Number Publication Date
BE438336A true BE438336A (en))

Family

ID=6802779

Family Applications (1)

Application Number Title Priority Date Filing Date
BE438336D BE438336A (en)) 1939-04-27

Country Status (2)

Country Link
BE (1) BE438336A (en))
FR (1) FR869088A (en))

Also Published As

Publication number Publication date
FR869088A (fr) 1942-01-23

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