Sheet sensor in sheet film transport apparatus

Details Sheet sensor in sheet film transport apparatus Sheet sensor in sheet film transport apparatus

1991-12-09

1993-08-03

Schacher, Richard A.

Sheet feeding or delivering

Feeding

Separator and conveyor

271258, 250561, B65H 510

Patent

active

052322122

ABSTRACT:
Reflective type radiation sensor mounted on one side of the path of sheet film moving from one apparatus to another apparatus cooperates with a reflector mounted on the opposite side of the film path, preferably on a shaft of roller transport for moving the film sheet, to detect film sheet position, the radiation travel being other than at right angles to the film path.

REFERENCES:
patent: 3335662 (1967-08-01), Ritzerfeld
patent: 3684890 (1972-08-01), Hayne
patent: 4314159 (1982-02-01), Davis

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