Patent ID: 6991360

Claim:
A flashlight comprising: a barrel for retaining one or more batteries, the barrel having an end; a head assembly mounted to the end of the barrel, a reflector and lens within the head assembly mounted in a mutually fixed relationship, the reflector including a central opening surrounding the principal axis of the reflector; a lamp having a light source; a lamp base including a non-cylindrical seating surface and a lamp base axis, wherein the lamp base axis is aligned with the light source; a lamp base receiver including a corresponding receiving surface and a receiver axis, wherein the receiver axis is aligned with the principal axis of the reflector, wherein the non-cylindrical seating surface of the lamp base is seated against the receiving surface of the lamp base receiver such that the lamp base axis and the principal axis of the reflector are substantially co-axial and the light source is positioned with the reflector, wherein at least a portion of the non-cylindrical seating surface includes a tapered surface; and an electrical circuit coupling the lamp to the one or more batteries.