Laminated platen bar for noise attenuation in matrix printers

Typewriting machines – Platen or platen-moving mechanism – Bar platen

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Details

4006611, B41J 1108, B41J 11053

Patent

active

049849174

ABSTRACT:
The impact and associated noise of matrix printers is attenuated by a laminated platen bar construction comprising a (steel) platen proper, a bonding adhesive layer, a brass bar and a resilient decoupling layer on the platen carrier.

REFERENCES:
patent: 1524661 (1925-02-01), Kurowski
patent: 2224083 (1940-12-01), Myers
patent: 3160549 (1964-12-01), Caldwell et al.
patent: 4318452 (1982-03-01), Reitner
I.B.M. Technical Disclosure Bulletin, vol. 25, No. 10, Mar. 83, "Platen Assembly", C. Claassen, P. Q. Le and R. Travieso.

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