DE296146C - - Google Patents

Info

Publication number
DE296146C
DE296146C DENDAT296146D DE296146DA DE296146C DE 296146 C DE296146 C DE 296146C DE NDAT296146 D DENDAT296146 D DE NDAT296146D DE 296146D A DE296146D A DE 296146DA DE 296146 C DE296146 C DE 296146C
Authority
DE
Germany
Prior art keywords
light
flashlight
diaphragm
dimming device
aperture
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
DENDAT296146D
Other languages
German (de)
English (en)
Publication date
Application granted granted Critical
Publication of DE296146C publication Critical patent/DE296146C/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
DENDAT296146D Expired DE296146C (cs)

Publications (1)

Publication Number Publication Date
DE296146C true DE296146C (cs) 1900-01-01

Family

ID=550559

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT296146D Expired DE296146C (cs)

Country Status (1)

Country Link
DE (1) DE296146C (cs)

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