发明名称 VIBRATORY MILLING MACHINE HAVING LINEAR RECIPROCATING MOTION
摘要 A continuous mining method includes operating a vibratory milling machine having a milling head, a base, and a milling tool to oscillate the milling head in a substantially linear reciprocating fashion relative to the base to move the milling tool along a milling axis; and advancing the vibratory milling machine in a work piece in a cutting direction and wherein milling axis is oriented at an attack angle relative to the cutting direction, the attack angle being between about 0 and about 40 degrees.
申请公布号 CA2680566(A1) 申请公布日期 2010.03.18
申请号 CA20092680566 申请日期 2009.09.16
申请人 LONGYEAR TM, INC. 发明人 YAO, JING JAMES;ABLE, ROBERT EUGENE;OOTHOUDT, THOMAS J.
分类号 E21C25/00;E21C41/00 主分类号 E21C25/00
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