Power feeding apparatus

Details Power feeding apparatus Power feeding apparatus

1975-08-13

1976-08-03

Knowles, Allen N.

Dispensing

Automatic control

Material level control

222197, B67D 514

Patent

active

039724492

ABSTRACT:
A powder feeding apparatus in which a feed shoe, open at the top and bottom, is movable along a feed plate from a remote powder filling location to a position directly overlying a cavity into which the powder is to be fed. The apparatus includes a wire grid suspended in a horizontal plane near the bottom of the feed shoe and coupled to means for reciprocating it relative to the feed shoe to dispense fluent powdered material into the cavity. A photocell scanning system is provided for controlling the desired powder level and for detecting powder supply exhaustion.

REFERENCES:
patent: 759259 (1904-05-01), Flood
patent: 1266706 (1918-05-01), Nickle
patent: 2381505 (1945-08-01), Lindholm
patent: 2842827 (1958-07-01), Nickelson

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