Composting apparatus
AssigneeEbara Corporation
InventorsKanichi Itoh, Yoshio Hirayama, Masanori Kodaira
Life of this patent
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Abstract
An apparatus for composting materials suitable for composting such as kitchen refuse or municipal refuse, in which rotary agitator units are provided above a plurality of horizontal floors, respectively so that the agitator units themselves are rotated simultaneously when the material such as kitchen refuse is charged onto the uppermost stage of the horizontal floors, the agitator units and said horizontal floors also being rotated relative to each other during which the charged material is agitated and moved on the horizontal floors, and the material is allowed to fall successively onto the floor below thereby effecting the composting operation.
Claims11
A multistage composting apparatus comprising:
- a vertical cylindrical tank having a plurality of horizontal floors with apertures therein for allowing composting material to fall successively from one floor onto the floor below, each of said horizontal floors having at least one agitator unit having revolving beaters and said horizontal floors and said agitator units are supported for being rotatable relative to each other about the central vertical axis of said cylindrical tank, and means connected to said beaters for rotating said beaters at all times at a speed for scraping up the material lying in front of said beaters and throwing the scraped material over and rearwardly of said beaters with respect to the advancing direction of said units during relative rotation between said floors and said units.
Dependencies are inferred from the claim text.