Exposure device and printer

Details Exposure device and printer Exposure device and printer

1996-07-16

2000-11-07

Yockey, David F.

Incremental printing of symbolic information

Light or beam marking apparatus or processes

Scan of light

257 91, B41J 245, H01L 3300

Patent

active

061443964

ABSTRACT:
An exposure device comprising a straight row of substantially rectangular LED's, each LED comprising at least one non-emitting zone (34) having a width (a) which divides the LED into at least two equal parts (32, 33) having a width (c), a separating zone (35) of width (b) being situated between each of the LED's and the width (a) of the non-emitting zone (34) being smaller than 1.5 times the width (b) of a separating zone (35) and larger than 0.75 times the width (b) of the separating zone (35).

REFERENCES:
patent: 4259679 (1981-03-01), Knibb et al.
patent: 4536778 (1985-08-01), De Schamphelaere et al.
patent: 4605944 (1986-08-01), Ishii et al.
patent: 4721977 (1988-01-01), Fukae
patent: 4951098 (1990-08-01), Albergo et al.
patent: 4956684 (1990-09-01), Urata
patent: 4984035 (1991-01-01), Kanzawa et al.
patent: 5337074 (1994-08-01), Thornton

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