Bearing for the printing head of a matrix printer, and printing

Details Bearing for the printing head of a matrix printer, and printing Bearing for the printing head of a matrix printer, and printing

1979-09-04

1981-10-06

Sewell, Paul T.

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

B41J 312

Patent

active

042932327

ABSTRACT:
A bearing for a printing head of a matrix printer whose slidable printing pins are guided in guide channels which are provided in a portion of the bearing which is made of a comparatively soft material. The bearing is provided with pin-shaped inserts which adjoin the guide channels and which are made of a comparatively hard material. A printing head comprising a bearing of this kind has a high-wear resistance and can be inexpensively manufactured.

REFERENCES:
patent: 3467232 (1969-09-01), Paige
patent: 3987883 (1976-10-01), Darwin et al.
patent: 3991870 (1976-11-01), McIntosh
patent: 3991871 (1976-11-01), McIntosh
patent: 4009772 (1977-03-01), Glaser et al.
patent: 4046303 (1977-09-01), Reier et al.
patent: 4180333 (1979-12-01), Linder

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