US PATENT SUBCLASS 400 / 519.2
.~.~.~.~ Including means to reduce binding of carbon paper during retraction


Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

497  DF  WITH CONTROL OF "CARBON PAPER" FOR TYPING PLURAL SIMULTANEOUS COPIES BY SINGLE IMPRESSION (E.G., ON "MANIFOLD SET") {10}
513  DF  .~ Including relative movement between carbon paper and record-medium {5}
518  DF  .~.~ Carbon paper carrier(s) respositionable relative to platen {6}
519  DF  .~.~.~ Carbon paper carrier movable rectilinearly {3}
519.2.~.~.~.~ Including means to reduce binding of carbon paper during retraction {3}
519.3  DF  .~.~.~.~.~> Including lifting of platen for retraction of carrier
519.4  DF  .~.~.~.~.~> With guard over settable parts (e.g., denominational jacks, etc.)
519.5  DF  .~.~.~.~.~> With relative movement betweem record media (e.g., for condensed-billing, etc.)


DEFINITION

Classification: 400/519.2

Including means to reduce binding of carbon paper during retraction:

(under subclass 519) Subject matter wherein said carbon paper carrier is moved with respect to the platen* in a return direction opposite to the line-space* direction of the record-medium*, and wherein a tendency for the carbon paper to stick to the record-medium, is lessened.

(1) Note. As plural manifold sets of carbon paper and record-medium are typed on, there is a tendency for the carbon paper to stick to the record-medium, which makes it difficult to retract the carbon paper from the platen. The construction provided for in this and indented subclasses enables the separation of the carbon paper from the record-medium, thus facilitating the retraction.

SEE OR SEARCH THIS CLASS, SUBCLASS:

518.2, for another construction for this purpose.