Bar code printer with automatic mechanical parity

Details Bar code printer with automatic mechanical parity Bar code printer with automatic mechanical parity

1982-02-18

1983-08-16

Coven, Edward M.

Printing

Selective or progressive

Bed and platen machines

101 76, 101 9309, B41T 912

Patent

active

043984592

ABSTRACT:
A bar code printing device with mechanical generation of a parity or check character. The mechanism is indexed by moving a plurality of push buttons or levers which when individually moved, engage a code belt which is connected to a parity generating mechanism. Each of the push buttons is associated with a single character of a sequence and can be moved in random order.

REFERENCES:
patent: 3815495 (1974-06-01), Strackbein
patent: 4085670 (1978-04-01), Poole
patent: 4207814 (1980-06-01), Schenk
patent: 4236446 (1980-12-01), Lorrich et al.
patent: 4265173 (1981-05-01), Takahashi et al.
patent: 4315460 (1982-02-01), Sato
patent: 4329572 (1982-05-01), Lorrich et al.

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