发明名称 Spring and pendulum system for shock attenuation in trailer hitches
摘要 A system is described for attenuating intermittent forces at the interconnection between a towing vehicle and a trailer. The system includes a linear rocking member suspended between the towing vehicle and the trailer, a shock absorber between the linear rocking member and the vehicle, and a pendulum having a fulcrum connected to the vehicle and a swinging component rotationally connected to the linear rocking member, and a fastening device connecting the linear rocking member to the trailer to be towed.
申请公布号 US2007170693(A1) 申请公布日期 2007.07.26
申请号 US20070654198 申请日期 2007.01.17
申请人 QUICK HITCH, INC. 发明人 MARCY DEWEY R.
分类号 B60D1/50 主分类号 B60D1/50
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