发明名称 Earth moving apparatus
摘要 Apparatus for mounting on earth moving machinery including a blade portion, a rake portion, a support portion and a mounting portion; the blade portion including a substantially straight elongated plate section and a curved section extending therefrom; the rake portion including a plurality of spaced tooth members associated with the blade portion, the tooth members being disposed generally transversely of the length of the blade portion, each of the tooth members including a shank section and a hook section, each of the shank sections being disposed between a pair of spaced cross members extending substantially perpendicular to the plate section, aligned openings through the pair of cross members and the shank section and a pin extending therethrough; the support portion including a bar member supporting the tooth members, a longitudinal section located adjacent to the bar member; the mounting portion including side connectors disposed adjacent the side edges of the bar member, arm members releasably engageable with the side connectors, the arm members extending from the connectors on one side of the apparatus being joined at the ends thereof remote from the blade portion, a pivotal central connector with an outwardly extending shaft disposed centrally between the side connectors both horizontally and vertically and at the pivotal balance point.
申请公布号 US4463812(A) 申请公布日期 1984.08.07
申请号 US19830466604 申请日期 1983.02.15
申请人 WILLIAMSON, ANDREW O. 发明人 WILLIAMSON, ANDREW O.
分类号 E02F3/815;(IPC1-7):E02F3/76 主分类号 E02F3/815
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