Screwdriver with illumination

Details Screwdriver with illumination Screwdriver with illumination

2007-10-09

2007-10-09

Lee, Jong-Suk (James) (Department: 2885)

Illumination

With implement or hand held holder therefor

Hand tool

C362S119000

Reexamination Certificate

active

11174868

ABSTRACT:
A screwdriver includes a handle including a receptacle for coupling with an end of a bit. A front groove and a rear groove are respectively defined in a front end and a rear end of the handle. A plurality of light-emitting diodes are mounted on a circuit board in the front groove of the handle. A transparent cover is mounted in the front groove and in front of the light-emitting diodes. A front cap is mounted to the front end of the handle. A cell and a switch are mounted in the rear groove. A rear cap is mounted to the rear end of the handle. The switch, the cell, the circuit board, and the light-emitting diodes are electrically connected. The light-emitting diodes forwardly emit light beams passing through the transparent cover to provide illumination when required.

REFERENCES:
patent: 4283757 (1981-08-01), Nalbandian et al.
patent: 4480295 (1984-10-01), Shuster
patent: 5713656 (1998-02-01), Lin
patent: 5772308 (1998-06-01), Lin
patent: 5845986 (1998-12-01), Breen
patent: 6033082 (2000-03-01), Lin
patent: 6079846 (2000-06-01), Huang

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