Printer with electromagnetically driven hammer

Details Printer with electromagnetically driven hammer Printer with electromagnetically driven hammer

1983-07-15

1984-04-17

Sewell, Paul T.

Typewriting machines

Having power-driven operator for plural functions

4001442, 4001572, 400225, 400229, B41J 938, B41J 3326, B41J 3332

Patent

active

044431244

ABSTRACT:
A printer provided with an electrically operable printing hammer and an ink ribbon feeding mechanism. The number of components necessary for such type of printer is substantially reduced by using a single and common driving source to operate both of the printing hammer and ribbon feeding mechanism.

REFERENCES:
patent: 2044072 (1936-06-01), Going
patent: 3063539 (1962-11-01), Howard
patent: 3386378 (1968-06-01), Bradbury et al.
patent: 3404628 (1969-07-01), Lee
patent: 3603442 (1971-09-01), Ward et al.
patent: 3810195 (1974-05-01), Kilroy et al.
patent: 4030591 (1977-06-01), Martin et al.
patent: 4036349 (1977-07-01), Feldman et al.

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