发明名称 Tailgate enclosed telescopic ramp structure
摘要 A conventional pickup truck equipped with a tailgate for closing the rear end of the load bed of the pickup truck is provided and the upper margin of the hollow/tailgate is provided with at least one elongated slot extending along the upper margin from which a loading ramp structure consisting of at least three telescopically engaged ramp sections may be extended and disposed at a rearwardly and downwardly inclined position when the tailgate is in its horizontally rearwardly projecting position, the telescopically engaged ramp sections including an outer wide ramp section, at least one intermediate and somewhat narrower ramp section and an inner narrow ramp section with the ramp sections inwardly of the outer wide ramp section being progressively narrower in width and thickness toward the innermost narrow ramp section. The smaller transverse area of the inner ramp section received through the slot in the free margin of the tailgate enabling the inner end of the narrow ramp section to be rearwardly and downwardly inclined relative to the tailgate when the latter is in its rearwardly projecting position without interference with the opposite side edges of the slot in which the ramp structure may be telescopically received, the outer wide ramp section being snugly received in the slot when the ramp structure is in the fully retracted position.
申请公布号 US5312149(A) 申请公布日期 1994.05.17
申请号 US19930123239 申请日期 1993.09.20
申请人 BETTER IDEAS, INC. 发明人 BOONE, FRANK J.
分类号 B60P1/43;B62D33/027;(IPC1-7):B62D33/03 主分类号 B60P1/43
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