发明名称 Tine assembly and roller assembly for turf grader
摘要 A turf grader including plow blades, soil engaging tines, scraper blades and a leveling and pulverizing roller. The roller includes an inner cylindrical main body with a continuous solid outwardly facing surface over which is mounted a perforated wall. The tines are arranged in pairs with each pair having a downwardly extending legs integrally joined together by a pair of coils, in turn, integrally connected together and mounted to the tine assembly sub-frame.
申请公布号 US8220558(B2) 申请公布日期 2012.07.17
申请号 US20100862261 申请日期 2010.08.24
申请人 DAVIS MICHAEL E.;GREENSGROOMER WORLDWIDE, INC. 发明人 DAVIS MICHAEL E.
分类号 A01B49/02 主分类号 A01B49/02
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