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Electromagnetically shielded discharge-type headlamp

  • US 5,607,228 A
  • Filed: 12/27/1994
  • Issued: 03/04/1997
  • Est. Priority Date: 12/27/1993
  • Status: Expired due to Fees
First Claim
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1. In a headlamp for automobile use having a discharge bulb as a light source and a lamp body which is coated with a conductive layer for preventing electromagnetic waves from escaping from the headlamp, the improvement wherein the conductive layer comprises a metal plating layer, wherein said lamp body is made of a thermoplastic resin and wherein said thermoplastic resin is a resin material selected from the group consisting of a polycarbonate/acrylonitrile butadiene styrene alloy mixed with glass fiber, denatured maleimide mixed with glass fiber, and nylon mixed with glass fiber such that said thermoplastic resin has a coefficient of linear expansion close to that of said metal plating layer.

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