发明名称 Trailer
摘要 A trailer including (i) a trailer frame supported by ground engaging wheels; (ii) an auxiliary drawbar pivotable from a retracted inoperative position to an extended or towing position located behind the trailer frame; and a (iii) main drawbar to a prime mover. There is also provided a pivot frame pivotally attached to the trailer frame by pivot attachment joints which may extend from an extended leading position for maintenance apparatus to a retracted transportation position.
申请公布号 US7438516(B2) 申请公布日期 2008.10.21
申请号 US20040503850 申请日期 2004.12.01
申请人 FORESTFIELD PTY LTD 发明人 DUFTY RAYMOND J.
分类号 B60P1/04;B62D63/06 主分类号 B60P1/04
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