| 摘要 |
PROBLEM TO BE SOLVED: To provide a crusher capable of suppressing scattering of crushed debris and dust in the surroundings and suppressing noise as well upon crushing a material to be crushed. SOLUTION: The crusher is constituted of a crushing device, a hopper disposed above the crushing device, and a lid 70 openably and closably covering a feed port of the hopper. The lid 70 is constituted of a metal grid skeleton 71 formed as a skeleton of the lid 70, a first lid 72 at least partly comprised of a transparent part 72a and disposed on the grid of the metal bones 71, and a second lid 73 at least partly comprised of a metallic net and disposed nearer to the hopper relative to the first lid 72. COPYRIGHT: (C)2008,JPO&INPIT
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