Dot matrix printer

Details Dot matrix printer Dot matrix printer

1981-12-01

1984-05-08

Sewell, Paul T.

Printing

Selective or progressive

Bed and platen machines

400121, 400320, B41J 312

Patent

active

044467893

ABSTRACT:
A dot matrix printer having a printer hammer bank carried on a frame to allow movement parallel to the platen. A balancing member is suspended from the head hammer bank by resilient springs and carries a motor for driving the head hammer bank in a reciprocating manner. A linkage further couples the head hammer bank and the balancing member so that the balancing member moves in a direction opposite to that of the head hammer bank.

REFERENCES:
patent: 3993181 (1976-11-01), Potma et al.
patent: 4306497 (1981-12-01), Hamada
IBM Tech. Disc. Bulletin, by F. Hilpert, vol. 11, No. 2, July 1968, p. 214.

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