DE301866C - - Google Patents

Info

Publication number
DE301866C
DE301866C DENDAT301866D DE301866DA DE301866C DE 301866 C DE301866 C DE 301866C DE NDAT301866 D DENDAT301866 D DE NDAT301866D DE 301866D A DE301866D A DE 301866DA DE 301866 C DE301866 C DE 301866C
Authority
DE
Germany
Prior art keywords
light
light box
faceplate
condenser lens
housing
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.)
Active
Application number
DENDAT301866D
Other languages
German (de)
English (en)
Publication of DE301866C publication Critical patent/DE301866C/de
Active 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
    • 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
    • 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)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DENDAT301866D Active DE301866C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE301866C true DE301866C (enrdf_load_html_response)

Family

ID=555706

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT301866D Active DE301866C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE301866C (enrdf_load_html_response)

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