Illumination – With implement or hand held holder therefor – Hand tool
Patent
1987-08-04
1988-08-30
Parker, Roscoe V.
Illumination
With implement or hand held holder therefor
Hand tool
7165, F21V 3300, B25B 2318
Patent
active
047681373
ABSTRACT:
A screwdriver structure with illuminating function wherein a set of battery is disposed into the slot inside the grip handle, a bulb is disposed into the body slot inside the transparent receptacle, and a desired screwdriver is installed in the mouth on said receptacle, so that the bulb can be turned on and off through moving a sliding block in favor of illumination for installing or removing some screws.
REFERENCES:
patent: 2242536 (1941-05-01), Montgomery
patent: 2706769 (1955-04-01), Cook
patent: 2736792 (1956-02-01), Freeland
patent: 2773974 (1956-12-01), Markett
patent: 3185832 (1965-05-01), Nagamori
patent: 3603782 (1971-09-01), Wortmann
patent: 3919541 (1975-11-01), Chao
patent: 4107765 (1978-08-01), Singleton
patent: 4283757 (1981-08-01), Nalbandian
Chen Huo M.
Chen Tu C.
Hwaw Hong L.
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