Modified resistive layer in thermal transfer medium having lubri

Details Modified resistive layer in thermal transfer medium having lubri Modified resistive layer in thermal transfer medium having lubri

1982-06-15

1984-10-16

Wright, Jr., Ernest T.

Typewriting machines

Typing by other than type-face or type-die

Thermal

4002411, 400247, 400198, 428913, 428914, B41J 3112

Patent

active

044771983

ABSTRACT:
A thermal ribbon having a minute coating of graphite powder on the outer side of the resistive layer. The improved electrical interface with print electrodes reduces ribbon and printhead damage. The graphite also reduces friction and loosens material which builds-up at the printhead.

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IBM Technical Disclosure Bulletin, "Conductive Materials in a Resistive Ribbon", vol. 24, No. 4 (Sep. 1981), p. 1918 by Chang et al.

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