Part feeding apparatus capable of stable feedback control of fee

Details Part feeding apparatus capable of stable feedback control of fee Part feeding apparatus capable of stable feedback control of fee

1994-06-15

1996-06-18

Terrell, William E.

Conveyors: power-driven

Conveyor system for arranging or rearranging stream of items

By queueing items from quantity source of items into stream...

198573, 198757, 198958, B65G 4726

Patent

active

055269176

ABSTRACT:
In a part feeding apparatus including a feeder bowl for discharging and feeding parts to an assembly apparatus and a hopper for discharging and feeding parts to the feeder bowl, a counter for counting parts discharged from the hopper and a counter for counting parts discharged from the feeder bowl are provided. The hopper is driven, so that a difference between values of the two counters is brought close to a definite value.

REFERENCES:
patent: 3547251 (1970-12-01), Mernoe
patent: 3618819 (1971-11-01), Blackburn
patent: 3626307 (1971-12-01), Koyama
patent: 3944051 (1976-03-01), Weaver
patent: 4382527 (1983-05-01), Lerner
patent: 4394896 (1983-07-01), McComas et al.
patent: 4462508 (1984-07-01), Grafius
patent: 4865179 (1989-09-01), Carter et al.
patent: 5042643 (1991-08-01), Akama
patent: 5372237 (1994-12-01), Yagi

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