Komori Corporation

Tadaaki Ushigome

Akehiro Kusaka

Soichi Nakamura

A sheet ejection device includes: a paper ejection chain () for conveying paper (W); a first pile () or a second pile () having loading plates (or) arranged in a multistage manner and used for loading the paper ejected from the paper ejection chain; a first beam sensor (or), a second beam sensor (or), and a third beam sensor (or) for detecting an intrusion into the first pile or the second pile. The sheet ejection device further comprises: a plate upper-limit position detection sensor (or) for detecting that the loading plate has been positioned at a plate upper-limit position (L); and a control device () for, based on the detection signal of the plate upper-limit position detection sensor, neglecting (disabling) a command for stopping a driving device (printing machine), the command is issued by the first to third beam sensors.

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Ushiku, Japan

Tadaaki Ushigome