| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a stirrer capable of crushing a colloidal fermented material or a hard foreign material in a stirring process of garbage. SOLUTION: Semi-cylindrical 1st and 2nd stirring cylinders parallel in longitudinal direction and adjacent to each other are formed in the lower part of the inside space of a tightly closed housing, a 1st rotary shaft and a 2nd rotary shaft attached rotatably to the hosing are placed in respective stirring cylinders. Many rods are attached to the surface of the each rotary shaft at specific intervals and impellers having different spiral direction from each other are supported by the tip part of each rod at each rotary shaft neighborhood and a crushing means for forcibly crushing the fermented material by the stirring of each impeller is provided in a boundary part where the 1st and the 2nd stirring cylinders are adjacent to each other.</p> |
