发明名称 Method and apparatus for removing snow from a roof
摘要 A snow removal knife includes a knife assembly operably, disengagably connectable to a handle assembly and having a pole interface disposed on a knife assembly upper margin, the knife assembly presenting a substantially planar knife assembly lower margin and having a distal cutting edge, the cutting edge being non-coplanar with the knife assembly lower margin, the cutting edge being upwardly directed relative to the knife assembly lower margin to define a roof engaging surface proximate an intersection of the knife assembly lower margin and the distal cutting edge. A method of forming the knife is further included.
申请公布号 US2003136029(A1) 申请公布日期 2003.07.24
申请号 US20020306805 申请日期 2002.11.27
申请人 LOGICO, LLC. 发明人 NIECKULA JAMES J.;BERGMAN LARRY G.
分类号 E04D13/10;(IPC1-7):E01H5/02 主分类号 E04D13/10
代理机构 代理人
主权项
地址