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Lamp apparatus for vehicle

  • US 7,287,889 B2
  • Filed: 02/20/2004
  • Issued: 10/30/2007
  • Est. Priority Date: 03/06/2003
  • Status: Expired due to Fees
First Claim
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1. A lamp apparatus for a vehicle wherein a light emitting diode is used as a light source comprising:

  • voltage adjustment means for adjusting a voltage to be applied to said light emitting diode; and

    a lamp body case formed of a heat radiating member, said voltage adjustment means being attached to said heat radiating member and said light emitting diode being attached to said heat radiating member in a spaced relationship from said voltage adjustment means,wherein the lamp body case includes a bottom wall and a circumferential wall so as to form a tubular-shaped lamp body case having an opening on a side opposite to the bottom wall, and includes a high heat radiating cover covering the opening, andwherein the bottom wall has a greater thickness relative to the circumferential wall of the lamp apparatus such that the light emitting diode is attached to said heat radiating member in the spaced relationship from the voltage adjustment means by a distance corresponding to the thickness of the bottom wall.

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