Photocopying – Contact printing – Light boxes
Patent
1994-08-29
1996-04-02
Ramirez, Nestor R.
Photocopying
Contact printing
Light boxes
355 75, G03G 2100
Patent
active
055045626
ABSTRACT:
An electrostatographic reproduction machine including a cover assembly for holding an original document onto a glass platen, and for dissipating heat build up from the top of the glass platen. The cover assembly includes a heat conductive white film layer for contacting the original document, and a layer of foam with air flow passages therethrough mounted over the white film layer. The cover assembly also includes a rigid frame having a top panel including air flow openings formed therethrough, mounted over the layer of foam, for dissipating heat from the layer of foam and white film layer to the ambient.
REFERENCES:
patent: 3788737 (1974-01-01), Kidd
patent: 4632539 (1986-12-01), Temple
patent: 4945383 (1990-07-01), Kobayashi et al.
patent: 5136328 (1992-08-01), Gooray et al.
patent: 5172159 (1992-12-01), Nakagama et al.
Ramirez Nestor R.
Xerox Corporation
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