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US 9,616,713 B2Granted
Non-pneumatic tire
AssigneeThe Goodyear Tire & Rubber Company
InventorsJoseph Carmine Lettieri, James Alfred Benzing, II, Cheng-Hsiung Lin, Joseph Alan Incavo, Robert Bruce Coleman
Life of this patent
Estimating the term…
Abstract
A composite material comprises a plurality of springs forming a structure embedded within a polymer. Each spring is interwoven with at least one other spring thereby forming an entirely polymer-coated structure.
Claims1
A composite material comprising a plurality of springs forming a structure embedded within polyurethane, each spring being interwoven with at least one other spring thereby forming an entirely polyurethane-coated structure,
- the composite material forming a toroidal carcass structure extending about an entire circumference of a non-pneumatic tire, each spring including a first end portion, a second end portion, and an arching middle portion interconnecting the first end portion and the second end portion, each first end portion being secured to a first annular bead and each second portion being secured to a second annular bead, the first and second annular beads both being seated to a wheel rim such that the toroidal carcass structure is secured to the wheel rim wherein the springs are elliptical.
Dependencies are inferred from the claim text.