Powder and grain feeder

Details Powder and grain feeder Powder and grain feeder

2005-03-01

2005-03-01

Mar, Michael (Department: 3754)

Dispensing

Agitator followed by discharge assistant and/or...

All rotary

C222S242000, C222S410000

Reexamination Certificate

active

06860410

ABSTRACT:
A powder and grain feeder includes an outer cylinder and upper and lower inner cylinders sharing a centerline, the upper portion of the outer cylinder and the upper inner cylinder are connected by an upper annular plate, the lower portion of the outer cylinder and the lower portion of the lower inner cylinder are connected by a lower annular plate; a material passage is located below the outer periphery of a circular table closing the upper end of the lower inner cylinder, a material discharge gap is located between the outer periphery of the table and the lower end of the upper inner cylinder, routing blades are mounted on a rotation shaft protruding from the center of the table; the forward ends of the rotating blades are connected to the rotary ring in the material passage; a scraper for use in the material passage is mounted on the rotary ring.

REFERENCES:
patent: 2612298 (1952-09-01), Wearne
patent: 3038643 (1962-06-01), Van Der Lely et al.
patent: 3083471 (1963-04-01), Huntington
patent: 3497139 (1970-02-01), Pottgiesser et al.
patent: 3558065 (1971-01-01), Van Der Lely
patent: 6123486 (2000-09-01), Wilms et al.

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