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US 5,505,474 AGranted
Folding skateboard
OwnerHsiu-Ying Yehinventor
Life of this patent
Estimating the term…
Abstract
A folding skateboard including a plurality of frame bars pivotably connected in series by links, two couplings turned about a respective pivot at two opposite ends of the series of frame bars, two wheel assemblies respectively fastened to the couplings to support the frame bars on the ground, and two foot plates respectively fastened to the couplings above the wheel assemblies for the user to ride by legs.
Claims4
A folding skateboard comprising a base frame and two wheel assemblies mounted at either end thereof, a foot plate mounted on each wheel assembly, said base frame comprising:
- a plurality of frame bars including a pair of end bars and at least one intermediate bar, intermediate link means including a link coupling each end of said intermediate bar to a respective end of one of said end bars for pivotal movement about two points and a link coupling the opposite end of each end bar to a respective wheel assembly for pivotal movement about a single point, said link means further comprising a hole extending through an end portion of each link and respective bar end at the point of pivotal movement and axle bearing means disposed at said point of pivotal movement between an end of a bar and a respective link end portion.
Dependencies are inferred from the claim text.