Conveyer system and its control method

Details Conveyer system and its control method Conveyer system and its control method

1998-03-30

2000-02-08

Terrell, William E.

Conveyors: power-driven

Conveyor section

Live roll

19878105, 19878106, 198572, 198575, B65G 1306

Patent

active

060218886

ABSTRACT:
A conveyer system including a plurality of conveyer units connected to each other in series. Each conveyer unit includes a plurality of rollers for conveying articles, a plurality of drive units for causing the rollers to be driven and brought to a halt, a plurality of sensors for detecting the presence or absence of articles on the rollers, and at least one controller for controlling the drive units based on signals from the sensors. Each of the controllers at least receives signals from the sensors of a conveyer unit adjacent to the conveyer unit that accommodates the controller therein.

REFERENCES:
patent: 5060785 (1991-10-01), Garrity
patent: 5186308 (1993-02-01), Munro
patent: 5228558 (1993-07-01), Hall
patent: 5285887 (1994-02-01), Hall
patent: 5318167 (1994-06-01), Bronson et al.
patent: 5582286 (1996-12-01), Kalm et al.
patent: 5730274 (1998-03-01), Loomer
patent: 5862907 (1999-01-01), Taylor

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