Patent ID: 9239212
Filing Date: 2016-01-19
CPC Classification: F41G

Claim Text:
1. A retrofit illumination apparatus comprising: a cylindrical housing having a reduced inner diameter portion and a hole at a forward end thereof, wherein said housing is electrically conductive; a solid state light source located in said housing for projecting light from said apparatus when said light source is energized, said solid state light source having first and second electrical leads, the first electrical lead making electrical contact to said housing; a plurality of batteries in series connection in said housing and connected to the second electrical lead of said solid state light source; a tail cap attached to said housing at a rearward end thereof; and a spring-loaded metal pin located in said tail cap movable axially therein for selectively connecting said solid state light source and said batteries in circuit for causing said solid state light source to produce light; a light-emitting lens covering the hole at the forward end of the housing; and a horizontally sliding switch with at least three positions comprising a first, second, and third position located outside said tail cap for selectively connecting said plurality of batteries to said metal housing, whereby said solid state light source and said batteries are selectively connected in circuit for causing said solid state light source to selectively produce light responsive to sliding said switch to either the first or third position.