发明名称 CANOPY CRANE
摘要 A crane having a base unit, a mast, a boom, a support, and an elevator mechanism is disclosed. The base unit couples to a hitch of a vehicle, such as a pickup truck. The mast extends from the base unit, and the boom extends from the mast. The support is coupled to a distal end of the boom and is configured to engage a load, such as a canopy for the pickup truck. The elevator mechanism is configured to elevate the boom to life the load relative to the vehicle. The boom and the elevator assembly are rotatable about the mast.
申请公布号 US2012294700(A1) 申请公布日期 2012.11.22
申请号 US201213474463 申请日期 2012.05.17
申请人 ERVIN MICHAEL D. 发明人 ERVIN MICHAEL D.
分类号 B66C23/44;B60P1/54;B66F7/26 主分类号 B66C23/44
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