发明名称 FOLDABLE TRANSPORTATION DEVICE
摘要 A foldable transportation device having the component parts thereof movable between a folded storage position and an extended in-use position for travel is disclosed and includes a center frame having a plurality of telescopeable sections and a body including floor and end and side wall members mounted thereon and movable therewith between respective folded positions and extended in-use positions and a pair of opposed arms for each end of the center frame each having one end thereof pivotally mounted on the respective side of the center frame and each having a wheel rotatably mounted on the other end thereof with each arm being movable between a folded storage position and an in-use position for movably supporting the transportation device. Drive means and steering means are operatively connected to selected wheels for controlling movement and travel of the transportation device.
申请公布号 US3700057(A) 申请公布日期 1972.10.24
申请号 USD3700057 申请日期 1971.05.03
申请人 LOYCE M. BOYD;CLARENCE L. BOYD 发明人 LOYCE M. BOYD;CLARENCE L. BOYD
分类号 B60F5/00;B60P3/42;B62D31/00;(IPC1-7):B62D63/02 主分类号 B60F5/00
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