FR837868A - Dispositif applicable aux appareils électriques les rendant anti-déflagrants, interrupteurs et verrouillables - Google Patents

Dispositif applicable aux appareils électriques les rendant anti-déflagrants, interrupteurs et verrouillables

Info

Publication number
FR837868A
FR837868A FR837868DA FR837868A FR 837868 A FR837868 A FR 837868A FR 837868D A FR837868D A FR 837868DA FR 837868 A FR837868 A FR 837868A
Authority
FR
France
Prior art keywords
lockable
explosion
proof
switches
electrical appliances
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
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.)
LE MATERIEL ELECTR DE SECURITE
Original Assignee
LE MATERIEL ELECTR DE SECURITE
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 LE MATERIEL ELECTR DE SECURITE filed Critical LE MATERIEL ELECTR DE SECURITE
Application granted granted Critical
Publication of FR837868A publication Critical patent/FR837868A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/005—Electric lighting devices with self-contained electric batteries or cells the device being a pocket lamp
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR837868D 1938-05-12 1938-05-12 Dispositif applicable aux appareils électriques les rendant anti-déflagrants, interrupteurs et verrouillables Expired FR837868A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR837868T 1938-05-12

Publications (1)

Publication Number Publication Date
FR837868A true FR837868A (fr) 1939-02-22

Family

ID=9298778

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837868D Expired FR837868A (fr) 1938-05-12 1938-05-12 Dispositif applicable aux appareils électriques les rendant anti-déflagrants, interrupteurs et verrouillables

Country Status (1)

Country Link
FR (1) FR837868A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039631B (de) * 1953-09-10 1958-09-25 Spirotechnique Sa Elektrische Handlampe fuer Taucher

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1039631B (de) * 1953-09-10 1958-09-25 Spirotechnique Sa Elektrische Handlampe fuer Taucher

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