发明名称 Feed rollers for tree handling
摘要 A feed roll for tree handling has a number of strips which substantially cover its outer face. The strips have leading and trailing edges shaped to interdigitate with one another. A layer of resilient or slippery material is located between the strips and a drum. The strips can rock slightly.
申请公布号 US7225842(B2) 申请公布日期 2007.06.05
申请号 US20040766081 申请日期 2004.01.29
申请人 RISLEY ENTERPRISES LTD. 发明人 ISLEY REGGALD EMORY
分类号 B27B31/00;A01G23/095;A01G23/097;B27B25/02 主分类号 B27B31/00
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