Typewriting machines – Carriage or carriage-moving or movement-regulating mechanism – Carriage-feed mechanism
Patent
1981-12-21
1983-08-09
Crowder, Clifford D.
Typewriting machines
Carriage or carriage-moving or movement-regulating mechanism
Carriage-feed mechanism
400120, 400323, B41J 2530
Patent
active
043975763
ABSTRACT:
Apparatus for moving a print heat of a serial matrix printer into or out of contact with a recording medium in which the required motion is achieved during translation of the print head along the print line by a cam and follower and in which the contact pressure of the print heat is resiliently maintained.
REFERENCES:
patent: 2141975 (1938-12-01), Finch
patent: 3646570 (1972-02-01), Drapeau
patent: 3826915 (1974-07-01), Giolitti et al.
patent: 3845850 (1974-11-01), Herr et al.
patent: 4288168 (1981-09-01), Mayr et al.
patent: 4343012 (1982-08-01), Knapp
Drejza John E.
Manning Donald F.
Wilson, III Joseph T.
Crowder Clifford D.
International Business Machines - Corporation
Johnson Kenneth P.
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