Light pen with multicolor light sources

Details Light pen with multicolor light sources Light pen with multicolor light sources

1999-08-09

2000-08-08

Recla, Henry J.

Coating implements with material supply

Combined

401 52, 362118, B43K 2900

Patent

active

060991852

ABSTRACT:
A light pen with multicolor light sources comprise a pen holder and a pen body wherein the pen body which slips on the pen holder can generate multicolor light sources, and the pen body further comprises a multicolor Light Emitting Diode (LED), a housing, and a conductive stand wherein the LED and the conductive stand are installed respectively at both ends of the housing. By turning the knob on the conductive stand, the conductive piece therein timely contacts the positive leads of different chips of LED in order to make the multicolor LED timely generate multicolor light sources to facilitate the convenient usage of light pen.

REFERENCES:
patent: 2663791 (1953-12-01), Hettrick
patent: 2811632 (1957-07-01), Barlett
patent: 4890204 (1989-12-01), Lin et al.
patent: 5131775 (1992-07-01), Chen

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