US PATENT SUBCLASS 400 / 645
.~.~ Sheet holddown member (e.g., "paper-finger", end-of-page holddown, etc.)

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

578  DF  SHEET OR WEB (E.G., RECORD-MEDIUM FEEDING MECHANISM) {13}
642  DF  .~ Including sheet guide (e.g., for sheet insertion, etc.) {5}
645.~.~ Sheet holddown member (e.g., "paper-finger", end-of-page holddown, etc.) {5}
645.1  DF  .~.~.~> With aperture or notch (e.g., for typing therethrough, etc.)
645.2  DF  .~.~.~> On or with erasing plate or signal or indicator
645.3  DF  .~.~.~> Movably mounted on movable finger carrier
645.4  DF  .~.~.~> Pivotally mounted holddown
645.5  DF  .~.~.~> Mounted in front of platen axis

DEFINITION

Classification: 400/645

Sheet holddown member (e.g., "paper finger", end-of-page holddown, etc.):

(under subclass 642) Subject matter wherein the structure includes a member that is closely adjacent to a platen* around which a sheet of record-medium* is partially wrapped during typing on the sheet, which member engages a surface of the sheet and urges the sheet into contact with the platen, or wherein significance is attributed to the member engaging the surface of a sheet when the end of a page* is adjacent to the member.