US 11,746,999 B1
Headlamp with battery unit and booster unit
Todd Ernst, Portland, OR (US); Brian Sheehy, Los Angeles, CA (US); David Goldman, Portland, OR (US); and David D. Lewin, Portland, OR (US)
Assigned to Coast Cutlery Co., Portland, OR (US)
Filed by Coast Cutlery Co., Portland, OR (US)
Filed on May 9, 2022, as Appl. No. 17/740,340.
Int. Cl. F21V 21/084 (2006.01); F21V 23/06 (2006.01); F21V 17/10 (2006.01); F21S 9/02 (2006.01)
CPC F21V 21/084 (2013.01) [F21S 9/02 (2013.01); F21V 17/105 (2013.01); F21V 23/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A headlamp system comprising:
a light unit with at least one light;
a battery unit coupled to the light unit via a power cord, wherein the battery unit is to power the at least one light; and
a booster unit with an engagement mechanism to be selectively attached to the battery unit to provide additional power for the at least one light, wherein the engagement mechanism includes a bar coupled to a backside of the booster unit to engage with a groove in the battery unit to selectively attach the booster unit to the battery unit.