Dot matrix printer ink supply system having ink absorbing member

Details Dot matrix printer ink supply system having ink absorbing member Dot matrix printer ink supply system having ink absorbing member

1990-11-30

1993-06-22

Wiecking, David A.

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

400470, B41J 2305

Patent

active

052211487

ABSTRACT:
An ink-supply system for a dot matrix printer including an ink-supply tank formed with an ink-supply delivery port and an ink absorbing member formed of a porous material and dimensioned to substantially fill the ink-supply tank. The ink-supply tank includes an inner wall surface having projections to provide a space between the ink absorbing member and the wall surface.

REFERENCES:
patent: 3441950 (1969-04-01), Miller
patent: 3626470 (1971-12-01), Antonides
patent: 4095237 (1978-06-01), Amberntsson et al.
patent: 4194846 (1980-03-01), Zerillo
patent: 4279519 (1981-07-01), Shiurila
patent: 4336767 (1982-06-01), Wada
patent: 4353654 (1982-10-01), Shiurila
patent: 4400102 (1983-08-01), Shiurila et al.
patent: 4403874 (1983-09-01), Payne et al.
patent: 4456393 (1984-06-01), Gomi et al.

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