Single motor moving ribbon and exchanging character holding memb

Details Single motor moving ribbon and exchanging character holding memb Single motor moving ribbon and exchanging character holding memb

1989-12-11

1992-02-04

Wiecking, David A.

Typewriting machines

Including type-set-assemblage mounted on carrier and...

Plural type-set-assemblages selectively movable from a...

4001442, B41J 130

Patent

active

050855301

ABSTRACT:
A printer of the automatically interchangeable character wheel type includes a platen formed lengthwise of the printer to support one surface of a printing sheet, and a carriage guided so as to be reciprocally movable along the platen. The carriage carries thereon contain a housing for containing a character wheel therein, a first shift device for shifting the character wheel in the containing housing to a printing position, a printing hammer for impacting the characters of the character wheel in the printing position, and a second shift device for shifting an ink ribbon to a first position for printing and a second position for standby by the same motor that drives the first shaft device.

REFERENCES:
patent: 4026403 (1977-05-01), Inose et al.
patent: 4281938 (1981-08-01), Phillips
patent: 4289412 (1981-09-01), Dollenmayer
patent: 4330218 (1982-05-01), Habich et al.
patent: 4357115 (1982-11-01), Or
patent: 4406552 (1983-09-01), Cherrendiner et al.
patent: 4494884 (1985-01-01), Lowell
patent: 4509872 (1985-04-01), Shimogawara
IBM Technical Disclosure Bulletin, vol. 18, No. 10, Mar. 1976, "Semiautomatic Print Wheel Loader", Cox and Smith, p. 3356.
IBM Technical Disclosure Bulletin, vol. 18, No. 10, Mar. 1976, "Automatic Print Wheel Loader", Bleau, pp. 3350-3351.
IBM Technical Disclosure Bulletin, vol. 22, No. 10, Mar. 1980, "Multiple Print Wheel Font Changing Apparatus", Hunt, pp. 4349-4350.
R. F. Springer, "Printwheel Removal & Ribbon Cartridge Lifting Mechanism", IBM Technical Disclosure Bulletin, vol. 23, No. 4, p. 1516, Sep. 1980.

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