作者: William A. Skura , Thaddeus F. Cathey
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摘要: A toothed positive drive power transmission belt of the type having an endless substantially inextensible tensile member to which teeth are secured, have a curvilinear cross-section and may be covered by outer protective fabric or like. In body each tooth is layer reinforcement separated from surface cushion soft elastomeric material so that free flex while inner portion reinforced against shearing.