发明名称 APPARATUS FOR EXCAVATING AND CRUSHING TREE STUMPS
摘要 The present invention provides an apparatus that lifts, secures, splits and/or crushes tree stumps or other materials, particularly wooden or metal materials and other materials that may be present at an excavation site. The apparatus is characterized in part by a two pivot point design. A first pivot point allows for the pivotable operation of an engaging unit which grabs and lifts the tree stump. The engaging unit further acts a durable and secure support member for the tree stump during the splitting and crushing process. The second pivot point allows for the pivotable operation of a cutting device which facilitates splitting and crushing of the stumps.
申请公布号 EP1161135(A1) 申请公布日期 2001.12.12
申请号 EP20000907301 申请日期 2000.02.16
申请人 COOK, DOUGLAS B. 发明人 COOK, DOUGLAS B.
分类号 A01G23/06;E02F3/36 主分类号 A01G23/06
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