| 摘要 |
PROBLEM TO BE SOLVED: To provide a jaw crusher for manufacturing concrete-recycled aggregate which preferentially strip off mortal component of concrete waste thereby inexpensively and continuously manufacturing concrete-recycled aggregate with high quality in high yield. SOLUTION: The jaw crusher for manufacturing the concrete-recycled aggregate 1 by compressing and crushing concrete waste charged between a fixed tooth 6 and a movable tooth 4 is provided, wherein a crushing energy absorbing means 20 absorbing crushing energy exceeding a certain load is provided in a member loaded with a compression load acting on the fixed tooth 6 and/or a movable tooth 4, to preferentially crush mortal component of the concrete waste. COPYRIGHT: (C)2007,JPO&INPIT
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