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公开(公告)号:US4498237A
公开(公告)日:1985-02-12
申请号:US459009
申请日:1983-01-18
申请人: William Mack , Herbert Morrison , Frank Chiapetta
发明人: William Mack , Herbert Morrison , Frank Chiapetta
摘要: The present invention is a cutting unit having multiple sets of tandem blades; each set being composed of a first toothed blade moved reciprocatingly in a cutting motion relative to a second tooth blade. The blades are preferably curved.
摘要翻译: 本发明是具有多套串联叶片的切割单元; 每组由相对于第二齿片以切割运动方式往复运动的第一齿形叶片组成。 叶片优选是弯曲的。