Invention Grant
US4228840A Safety wheel 失效
安全轮

Safety wheel
Abstract:
A safety wheel with a rim having a tubeless tire mounted on the rim about its periphery. The rim is formed with flanges and an air chamber defined by the rim and the tubeless tire, has a bead stopper disposed within the said air chamber for gripping portions of the tubeless tire in cooperation with the flanges so to contain the bead portions against axial displacement relative to the rim. The bead stopper has a plurality of rigid circular bead stopper units flexibly connected in a radial direction to form an endless configuration with an inner peripheral surface fitted into a rim base on the rim. One of at least a pair of interconnected bead stopper units is formed at one end with a male connecting section having connecting pins, and anotjer end is formed with a female connecting section having hook-like locking concave portions. The locking concave portions and connecting pins of the female and male respectively being disengageably connected to each other.
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