| 摘要 |
<p>A composite belt suitable for use as an energy absorber or improved spring in a torque converter said belt having a fixed preformed endless path and at least three sides joined by curvilinear path changing sections, the belt comprises a plurality strands, tapes or films of a copolyetherester elastomer that is oriented in the direction of their length and embedded within a matrix of a lower melting point copolyetherester elastomer that substantively surrounds the individual strands, tapes or films of the oriented copolyetherester elastomer forming a self-supporting structure that does not collapse upon itself when laid on one side of its outside perimeter, said belt when stretched from about 5-30% of the length of its perimeter returns to substantially its original size when force is removed.</p> |
