Loading ramp and trailer

作者: Teffy R. Chamoun

DOI:

关键词:

摘要: An apparatus that includes a mainframe, first and second adjustment disks, an L-arm, drive is provided. The mainframe can associate with hitch of vehicle, the disks be connected to respective sides mainframe. L-arm connect each at plurality affixation points, braced between so as capable supporting in position. Dimensions vehicle effect which point points connects disks.

参考文章(33)
Joseph Timmermans, Folding trailer with kneeling device ,(2005)
Richard L. Kelly, Folding and tilting trailer ,(1996)
Bernard Van Wassenhove, Folding gooseneck assembly ,(1979)
Stephen S. Griffin, Compact foldable ramp ,(2004)
Guenter O. Speier, Collapsible motorcycle trailer ,(1991)
Ronald J. Calzone, Reverse spring assist for trailer ramps ,(1991)
Edward M. Croswell, Trailer hitch mounted lifting attachment ,(1999)