Lamp circuit assembly of a screwdriver

Details Lamp circuit assembly of a screwdriver Lamp circuit assembly of a screwdriver

1997-02-20

1998-06-30

Yeung, James C.

Illumination

With implement or hand held holder therefor

Hand tool

362120, 362206, B25B 2318

Patent

active

057723087

ABSTRACT:
A lamp circuit assembly mounted in a hollow handle of a screwdriver and partially projecting out of a hole of an end cap at one end of the handle and controlled to give light, including a LED mount having two opposite contacts, a plurality of light emitting diodes connected to the contacts of the LED mount, two battery cells reversely connected to the contacts of the LED mount, and a push button switch connected to the battery cells at one end opposite to the LED mount and pressed to turn on/off the LEDs.

REFERENCES:
patent: 4283757 (1981-08-01), Nalbandian
patent: 4704663 (1987-11-01), Ohashi
patent: 5550719 (1996-08-01), Kuo
patent: 5628556 (1997-05-01), Hrabar et al.

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