FR946804A - Perfectionnements apportés aux torches électriques portatives - Google Patents

Perfectionnements apportés aux torches électriques portatives

Info

Publication number
FR946804A
FR946804A FR946804DA FR946804A FR 946804 A FR946804 A FR 946804A FR 946804D A FR946804D A FR 946804DA FR 946804 A FR946804 A FR 946804A
Authority
FR
France
Prior art keywords
portable electric
electric torches
torches
portable
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
Other languages
English (en)
Inventor
Henry Hyman
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
Application granted granted Critical
Publication of FR946804A publication Critical patent/FR946804A/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
    • F21L4/04—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of a light source housing portion adjustably fixed to the remainder of the device
    • F21L4/045—Pocket lamps
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR946804D 1941-02-08 1947-05-14 Perfectionnements apportés aux torches électriques portatives Expired FR946804A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US946804XA 1941-02-08 1941-02-08

Publications (1)

Publication Number Publication Date
FR946804A true FR946804A (fr) 1949-06-15

Family

ID=22246533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946804D Expired FR946804A (fr) 1941-02-08 1947-05-14 Perfectionnements apportés aux torches électriques portatives

Country Status (1)

Country Link
FR (1) FR946804A (fr)

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