Classifying – separating – and assorting solids – Sorting special items – and certain methods and apparatus for... – Condition responsive means controls separating means
Patent
1978-04-27
1981-03-17
Knowles, Allen N.
Classifying, separating, and assorting solids
Sorting special items, and certain methods and apparatus for...
Condition responsive means controls separating means
209927, B07C 500
Patent
active
042562287
ABSTRACT:
The apparatus has two pairs of long driven nip rolls on which bobbins with residual roving are advanced axially in a row with the nip rolls engaging the ends of residual roving and unwinding the roving into a delivery plenum therebelow through which the roving is drawn by suction to the surface of a rotating perforated delivery drum through which the suction is drawn to retain the roving thereon as the drum rotates the roving to a discharge plenum in which a shredding drum shreds the roving for discharge in pieces through a discharge plenum. A perforated baffle plate is mounted closely adjacent the delivery drum to confine suction through the drum and to allow suction to be drawn through the plate into the drum. The perforated baffle plate extends adjacent the shredding drum to confine the roving thereto and for suction to be drawn therethrough to direct the roving to the shredding drum. The bobbins advance from the rolls onto a support on which a feeler finger extends at an inclination toward the bobbins to sense residual roving on bobbins. An arm acts in response to the sensing to remove the bobbin with the sensed roving from the line. The feeler finger is deactivated when the leading end of a bobbin passes the finger in response to the trailing end of a bobbin dropping into a downwardly offset section of the support spaced a bobbin length from the finger.
REFERENCES:
patent: 2868372 (1959-01-01), Ferguson
patent: 3049231 (1962-08-01), Crandall et al.
patent: 3305087 (1967-02-01), Lucker
patent: 3387703 (1968-06-01), Foster
Knowles Allen N.
The Terrell Machine Company
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