Pneumatic evacuator-filler for grain drill hopper

Details Pneumatic evacuator-filler for grain drill hopper Pneumatic evacuator-filler for grain drill hopper

1987-07-13

1989-06-27

Peters, Jr., Joseph F.

Conveyors: fluid current

Intake to fluid current conveyor

Upstream of suction source

406 41, 141 65, B65G 5314

Patent

active

048424498

ABSTRACT:
An aspirator attachment connectable to a conventional grain/air drill hopper for emptying or filling the hopper with grain or fertilizer. The attachment comprises a simple air flow director which may be readily connected to a discharge port of the centrifugal blower carried by the hopper. Standard tubing or hoses are connected to the air flow director for picking up the grain or fertilizer and for directing discharge thereof to a desired location. No modification of existing grain hopper structure is required.

REFERENCES:
patent: 1278175 (1918-09-01), Le Baron
patent: 1500966 (1924-07-01), Supinger
patent: 2059950 (1936-11-01), Johnson
patent: 2653438 (1953-09-01), Ramirez, Sr.
patent: 3063755 (1962-11-01), Wijdereld et al.
patent: 3186769 (1965-06-01), Howlett, Jr.
patent: 3306672 (1967-02-01), Kleiner et al.
patent: 3378309 (1968-04-01), Copley et al.
patent: 3512841 (1970-05-01), Kollasch et al.
patent: 4105256 (1978-08-01), Parker et al.
patent: 4363573 (1982-12-01), Ginther et al.

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