Conveyors: power-driven – Conveyor for changing attitude of item relative to conveyed... – With pressurized fluid causing change in attitude
Patent
1993-02-01
1994-03-29
Valenza, Joseph E.
Conveyors: power-driven
Conveyor for changing attitude of item relative to conveyed...
With pressurized fluid causing change in attitude
198392, 198397, B65G 4724
Patent
active
052976661
ABSTRACT:
A machine for orienting randomly arranged articles by a hopper bowl having a rotary bottom support. The rotary bottom support has peripherally spaced openings which permit downward discharge of the articles. An article support self extending below said openings prevents article passage through said openings until the articles arrive at a discharge location. Said article support self having a duct which connects a plurality of holes in said self with a negative air pressure source so that the articles are held against said self while they are in said peripheral openings.
REFERENCES:
patent: 3650368 (1972-03-01), Nalbach
patent: 3835985 (1974-09-01), Johnson
patent: 4681209 (1987-07-01), Marti
patent: 4825995 (1989-05-01), Nalbach
patent: 5031748 (1991-07-01), Bianchini et al.
patent: 5065852 (1991-11-01), Marti
Soviet Inventions Illustrated, Section A, 1966.
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