| 摘要 |
PURPOSE: A crusher is provided to increase pulverization effects for target pulverizing objects and to prevent the pulverizing object from being inserted in cutter units. CONSTITUTION: A crusher comprises a pair of cutter units(40,41) on body frames(30). The cutter units cut the pulverizing objects by cutter blades(46,47) which are fit to each other. The cutter unit comprises a first cutter unit(40) and a second cutter unit(41). The first cutter unit comprises a plurality of first cutter blades(46). The first cutter blades are arranged on a first rotary shaft(42) by a spacer ring with constant gaps. The second cutter unit comprises a plurality of second cutter blades(47). The second cutter blades are arranged on a second rotary shaft(43) by the spacer ring with constant gaps. The body frame comprises first side spacers(50) and second side spacers(51).
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