DE220617C - - Google Patents

Info

Publication number
DE220617C
DE220617C DE1909220617D DE220617DA DE220617C DE 220617 C DE220617 C DE 220617C DE 1909220617 D DE1909220617 D DE 1909220617D DE 220617D A DE220617D A DE 220617DA DE 220617 C DE220617 C DE 220617C
Authority
DE
Germany
Prior art keywords
reflector
metal strip
circuit
incandescent lamp
smashed
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
DE1909220617D
Other languages
German (de)
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 DE220617C publication Critical patent/DE220617C/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
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
    • F21V25/04—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken breaking the electric circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (2)

Patent-Ansprüche:Patent Claims: 1. Reflektor für elektrische Grubenlampen, dadurch gekennzeichnet, daß der aus leicht zerbrechlichem, nicht leitendem Material bestehende Reflektor (b) mit einem leitenden, in den Stromkreis der Glühlampe eingeschalteten Metallstreifen (d) versehen ist, so daß beim Zertrümmern des Reflektors infolge des Zerreißens des Metallstreifens der Stromkreis unterbrochen wird.1. Reflector for electric miner's lamps, characterized in that the reflector (b) made of fragile, non-conductive material is provided with a conductive metal strip (d) switched into the circuit of the incandescent lamp, so that when the reflector is smashed as a result of tearing of the metal strip the circuit is interrupted. 2. Reflektor nach Anspruch 1, gekennzeichnet durch eine in die Mitte des Reflektors (b) eingesetzte, mit dem Metallstreifen (d) leitend verbundene Gewindehülse (f) zur Aufnahme der Glühlampe (e). 2. Reflector according to claim 1, characterized by one in the center of the reflector (b) inserted, with the metal strip (d) conductively connected threaded sleeve (f) for receiving the incandescent lamp (e).
DE1909220617D 1909-06-22 1909-06-22 Expired DE220617C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE220617T 1909-06-22

Publications (1)

Publication Number Publication Date
DE220617C true DE220617C (en) 1910-04-05

Family

ID=481653

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1909220617D Expired DE220617C (en) 1909-06-22 1909-06-22

Country Status (1)

Country Link
DE (1) DE220617C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0358417A2 (en) * 1988-09-06 1990-03-14 Topline Leisure Ltd Improvements in or relating to search lamps and torches

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0358417A2 (en) * 1988-09-06 1990-03-14 Topline Leisure Ltd Improvements in or relating to search lamps and torches
EP0358417A3 (en) * 1988-09-06 1990-06-27 Topline Leisure Ltd Improvements in or relating to search lamps and torches
US5027035A (en) * 1988-09-06 1991-06-25 Topline Leisure Limited Search lamps and torches

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