Copy sheet holddown system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 12, 1991
Grant Date -
N/A
app pub date -
Nov 18, 1988
filing date -
Nov 18, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A copy sheet feeding system for use in a printing, copying, duplicating and like machine includes a conveyor board for moving copy sheets thereover in seriatim fashion. A vacuum chamber extends lengthwise of the conveyor board, with openings extending longitudinally of the conveyor board and communicating with the vacuum chamber. An access mechanism is movable relative to the vacuum chamber and openings to effectivly expose the openings progressively in the direction of movement of the copy sheets. This effectively provides a moving vacuum device which moves with the copy sheets as the sheets move over the conveyor board.
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