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Sealed prefocused mount for plastic par lamp

  • US 4,339,790 A
  • Filed: 07/30/1979
  • Issued: 07/13/1982
  • Est. Priority Date: 07/30/1979
  • Status: Expired due to Term
First Claim
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1. An automotive headlamp having a lens directly sealed to a plastic reflector member to provide a leak-proof seal using a prefocused light source mount in the form of a sealed plastic block having at least two lead wires extending therefrom, a tungsten halogen lamp joined to the ends of said lead wires, and raised receptacle walls on said reflector member extending rearwardly from the reflector member to which the plastic block is directly sealed to form a final mount assembly which positions the tungsten halogen lamp at the focus of the reflecting surface of said reflector member, the improvement wherein said final mount assembly includes locating elements disposed in said raised receptacle walls to center for the plastic block in the center of the receptacle cavity for engagement during a subsequent bonding operation, said locating elements being joined to wall portions of said plastic block by said bonding operation, thus engaging said block to said reflector member.

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