Line head device

Details Line head device Line head device

1991-02-20

1992-07-07

Miller, Jr, George H.

Recorders

Electric recording

Electrochemical

346160, G01D 1506, G01D 1514

Patent

active

051286963

ABSTRACT:
A line head device comprises a line head that has plural blocks of EL elements arranged in a row in the direction of a printing line for paper supplied to a transfer position and printed in line units. In the line head device, the line head has more than n blocks of EL elements, where n is the maximum number of EL elements required for the printing, and switches and a control circuit are provided to enable a group of n successive EL elements to be driven and change the group in accordance with paper alignment error in the processing line direction.

REFERENCES:
patent: 4731622 (1988-03-01), Hicks et al.
patent: 4782361 (1988-11-01), Spinelli et al.
patent: 4855767 (1989-08-01), Sato et al.
patent: 4916470 (1990-04-01), Kovacs et al.
patent: 4994864 (1991-02-01), Schieck et al.

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