Structure of laser pointer

Details Structure of laser pointer Structure of laser pointer

1992-10-28

1993-12-07

Yeung, James C.

Illumination

Light source and modifier

Laser type

362109, 362253, F21V 700

Patent

active

052688291

ABSTRACT:
A laser pointer comprised of a projector, a light spot controller, a base, a telescopic stick, a telescopic stick supporting spring plate, a concealed microphone, a laser light generating PC board, a sliding switch knob, an upper cover, a switching control spring plate, a switch control hook, and a witch, wherein rotating said projector causes said light spot control to be moved leftward or rightward permitting a small or big projecting hole to be aligned with said projector for passing a laser light beam produced by said laser light generating PC Board; said switching control spring plate keeps said switch to be maintained off before pressing down said sliding switch knob so as to prevent error triggering.

REFERENCES:
patent: 4048489 (1977-09-01), Giannetti
patent: 4414610 (1983-11-01), Gale
patent: 5056097 (1991-10-01), Meyers

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