Patent ID: 6287152
Filing Date: 2001-09-11
Classification: H01R

Abstract:
A rotatable socket for a halogen lamp comprising:a porcelain base comprising two arc-shaped insert grooves in its bottom,an H-shaped upright post formed to stand on said bottom, the H-shaped upright post comprising two oppositely positioned left and right side wings,two coil springs positioned at two opposite recessed sides of said upright post,a plus contact member and a minus contact member respectively positioned in said two recessed sides of said H-shaped upright post,a top curved section of said plus contact member resting on a top center of said H-shaped upright post,a top curved section of said minus contact member positioned on top of said right side wing of said H-shaped upright post,said plus and minus contact members extending to said insert grooves and forming terminal members positioned oppositely and in parallel with each other,said coil springs respectively positioned between backs of said terminal members and said porcelain base to push said terminal members to contact an inner circumference of said insert grooves,said H-shaped upright post fitted with a mica plate and surrounded by a metal threaded rotatable sleeve which is riveted together with said side wings of said H-shaped post, with its bottom rim pressing said mica plate as well as said plus and minus contact members,said threaded rotatable sleeve having an open top to permit a top section of said plus contact member to protrude out therefrom and an annular rim on its top to press said top section of said minus contact member on said right side wing of said H-shaped post, andsaid rotatable socket is rotatably attachable and electrically connectable to a conventional lamp socket such that a halogen lamp is securable on to the rotatable socket and electrically connectable thereto.