US PATENT SUBCLASS 400 / 670.1
.~.~.~ Responsive to end-of-page sensor

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

663  DF  LOCKING OR INTERLOCKING MECHANISM {7}
668  DF  .~ Locking means actuated in response to a condition {4}
670  DF  .~.~ End-of-page lock (e.g., responsive to preset condition) {2}
670.1.~.~.~ Responsive to end-of-page sensor

DEFINITION

Classification: 400/670.1

Responsive to end-of-page sensor:

(under subclass 670) Subject matter wherein a typewriter is provided with means to detect the termination of a page* of typed text, whereby the preventing means is made effective.

(1) Note. The sensor can detect the trailing edge of a sheet of record-medium*, or can detect a hole, mark, or other indicium in either a sheet or a web of record-medium that corresponds to the end of a page.