US 6,981,783 B2 | ||
Burglar alarm light | ||
Eric Kao, Taoyuan Hsien (Taiwan) | ||
Assigned to Everspring Industry Co., Ltd., Taoyuan Hsien (Taiwan) | ||
Filed on Jul. 10, 2003, as Appl. No. 10/615,868. | ||
Prior Publication US 2005/0012634 A1, Jan. 20, 2005 | ||
Int. Cl. F21V 21/00 (2006.01) |
U.S. Cl. 362—285 | 10 Claims |
1. A burglar alarm light comprising a shell, a lamp set located in the shell, a shade coupled on a front end of the shell,
and an adjustment mechanism located in the shell to adjust displacement of the lamp set, wherein the adjustment mechanism
includes:
a seat having a bottom section which has an aperture formed thereon and two opposing ends extending upwards to form respectively
a first extended section, the first extended section having an operation slot;
a moving member located in the seat having a bottom which has a hole and two opposing ends extended upwards to form respectively
a first arm, the first arm having a guiding member; and
a rotary member running through the bottom section of the seat and the bottom of the moving member;
wherein the adjustment mechanism adjusts the displacement of the lamp set to alter projection type of light, including converging
or scattering, emitted by a light source,
wherein the first extended section of the seat has a first lug on the periphery thereof and a second lug extending inwards.
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