Method for applying a coating to a lamp and coated lamp
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United States of America Patent
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-
May 3, 2005
Grant Date -
Feb 19, 2004
app pub date -
Sep 7, 2001
filing date -
Sep 7, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for applying a coating (23) to a part of a surface of a lamp (20). The aim is to provide a simple manner of applying exact coatings to parts of surfaces with complicated designs. To this end, the lamp is vacuum-coated. The parts of the surface of the lamp (20) that are not to be coated are covered by a mask (3) and at least one coat is applied to the non-covered parts of the surface. The mask (3) is located at a predetermined distance (d) from the part of the surface of the lamp (20) and the mask (3) is oriented in relation to an illumination element (2) or a base (21) of the lamp (20). The invention also relates to a coated lamp that is produced according to a method of this type.
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