Vehicle headlight bulb
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United States of America Patent
Stats
-
Nov 25, 2008
Grant Date -
Jul 19, 2007
app pub date -
Jan 17, 2005
filing date -
Feb 9, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention relates to a vehicle headlight bulb with a bulb receptacle, a spiral wound filament (2) which is arranged inside the receptacle for the bulb (1) and a lamp base which has a metal base bushing (3) wherein the end (11) of the bulb receptacle (1), which is sealed by means of a molybdenum film seal (112, 113) is fixed. According to the invention, the metal base bushing (3) comprises at least one molded tab (32) which lies adjacent to the sealed end (11) of the bulb receptacle (1), in the overlapping area of the molybdenum films (112, 113), with current supply wires (23, 24) which protrude from the bulb receptacle and which are connected thereto, in order to reduce thermal load in the above-mentioned overlapping area during operation of the bulb.
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Family
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