Apparatus having a rotatable arm for providing light source for

Details Apparatus having a rotatable arm for providing light source for Apparatus having a rotatable arm for providing light source for

1996-10-10

1998-10-13

Coles, Edward L.

Facsimile and static presentation processing

Facsimile

Picture signal generator

358474, 358487, 358497, H04N 104

Patent

active

058220879

ABSTRACT:
The invention disclosed a rotatable lamp carriage for a scanner which can provide light source for a reflective sheet or a transparent sheet using only a single lamp. The invention mainly includes a lamp carriage, a base carriage, a rotatable arm, a support arm, and a driving device. The lamp carriage and the base carriage are connected together by the rotatable arm and the support arm. The rotatable arm which consists of a gear set controls the movement of the lamp carriage. When the rotatable arm is driven upwards, the lamp carriage provides light source for a transparent sheet. When the rotatable arm is driven downwards, the lamp carriage provides light source for a reflective sheet.

REFERENCES:
patent: 4422100 (1983-12-01), DuVall et al.
patent: 4870294 (1989-09-01), Hasegawa
patent: 4959737 (1990-09-01), Nakatani
patent: 5432622 (1995-07-01), Johnston et al.
patent: 5673125 (1997-09-01), Merecki et al.

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