Reciprocating tamper for a concrete mold press
作者： Julius Crane
DOI:
关键词: Pressing 、 Structural engineering 、 Head (vessel) 、 Engineering 、 Mold 、 Molding machine 、 Reciprocating motion
摘要: A concrete mold press for a molding machine includes reciprocating tamper operatively movable to an operative position in pressing contact with the mold. The tamping plate mounted vertically oscillate response head vibrations repeatedly strike provide force which compacts
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