发明名称 Underground mining machinery toy
摘要 A toy or scale replica of an underground toy miner for coal mining having movable parts includes a body having an upper surface and movable caterpillar treads and a plurality of rotatable wheels mounted to the opposed sides of the miner, a boom mounted to the upper surface and extending from the front to the rear of the miner, an endless conveyor mounted on the boom with the distal end of the boom being laterally movable, a bucket mounted to the front and having at least two inwardly rotatably collectors for moving material from the bucket to the conveyor and boom and a ripper head terminating with a cylindrical ripper pivotably mounted to the front of the miner and above the bucket for gouging and digging material out of the wall of the mine for deposition in the bucket and thence movement rearward by the collectors to the conveyor and boom.
申请公布号 US2010136876(A1) 申请公布日期 2010.06.03
申请号 US20080315041 申请日期 2008.11.28
申请人 NELSON DAVID C 发明人 NELSON DAVID C.
分类号 A63H17/00 主分类号 A63H17/00
代理机构 代理人
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