Patent ID: 9447951
Filing Date: 2016-09-20
CPC Classification: F21L,F21V,G01R,H05B,Y10T

Claim Text:
1. A head and switch assembly for a flashlight comprising: a hollow head having an outer surface, the outer surface of the head has a front section, an aft section, and a cylindrically midsection, the cylindrically midsection has a plurality of protuberances, each of the protuberances has a cut facing to the front section, each of the protuberances has a lock member forms under the cut; and a skirt lock ring having an inner surface, the inner surface of the skirt lock ring has a front end, an aft end and a middle portion, the middle portion has a plurality of first indexing bumps and the aft end has a plurality of second indexing bumps, each of the first indexing bumps is aligned to one of the second indexing bumps to form a plurality of channels, each of the first indexing bumps and the second indexing bumps is constructed by two high plateau regions that separate by one of the low plateau; wherein the skirt lock ring is locked by the head when each of the protuberances is aligned with a low plateau.