(under subclass 166) Subject matter wherein a set of circumferentially spaced, radially extending arms extend between and interconnect a component providing the belt*-engaging surface with component providing the means by which the pulley* or guide roll* is mounted on a drive or support shaft.
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97+, for a pulley including spokes connecting the hub and rim, and wherein the hub is formed in sections movable radially apart from each other. [figure]