Conveyor sensor and conveyor path restriction for conveyed...

Details Conveyor sensor and conveyor path restriction for conveyed... Conveyor sensor and conveyor path restriction for conveyed...

2005-01-18

2005-01-18

Smith, Zandra V. (Department: 2877)

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

C250S22300B

Reexamination Certificate

active

06844540

ABSTRACT:
A conveying system includes a photoelectric sensor and a gate where the sensor senses objects having triangular cross sections that are conveyed past the sensor by the conveyor system and the gate is configured to close across the conveyor path and hold back the objects having triangular shaped cross sections.

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