Patent ID: 6558033
Filing Date: 2003-05-06
Classification: F21S,F21V

Abstract:
A vibration proof lamp unit comprising:A) an integrally molded unit including: A1) an outer housing open at a forward end thereof, and A2) an inner unit affixed inside the outer housing and including: A2i) a bulb seat including a bulb-support portion and protrusions projecting outwardly therefrom, and A2ii) a one-piece cast member integrally molded to an inner surface of the outer housing and including vibration absorbing portions molded to the protrusions, and an inner gasket disposed forwardly of the bulb seat, and A3) a bulb mounted to the bulb-support portion and disposed inside the outside housing, B) a reflector attached to the integrally molded unit, wherein a rear portion of the reflector is disposed rearwardly of the bulb, and a front portion of the reflector is disposed forwardly of the bulb and bears against the inner gasket, and C) a lens mounted to the integrally molded unit in front of the reflector and bearing against an outer gasket disposed between the lens and the reflector.