发明名称 Trailer hitch apparatus
摘要 An apparatus including a primary support tube mounting a trailer post pivotally thereon. A leaf spring pivotally mounted within the trailer mounting post is directed rearwardly of the primary support tube and mounted to a spring shackle adjacent an upper terminal end of the primary support tube. The trailer mounting post includes spaced parallel top and bottom walls including "U" shaped wall terminal ends to pivotally receive the forward end of the spring therewithin and permit pivotment of the trailer mounting post relative to the primary support tube to dampen vibration transmitted through the primary support tube to an associated trailer.
申请公布号 US5011178(A) 申请公布日期 1991.04.30
申请号 US19900484978 申请日期 1990.02.26
申请人 SANDERSON, STANLEY W. 发明人 SANDERSON, STANLEY W.
分类号 B60D1/50 主分类号 B60D1/50
代理机构 代理人
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