Patent ID: 6846241
Filing Date: 2005-01-25
Classification: F16D

Abstract:
1. A coupling comprising: an inner ring centered on an axis; an outer ring surrounding and generally coaxial with the inner ring; an intermediate ring generally coaxial with and between the inner ring and outer ring; a pair of mainly angularly extending, flexible, and parallel first inner links having inner ends attached at respective locations to an outer periphery of the inner ring and outer ends attached at respective locations to an inner periphery of the intermediate ring; and a pair of mainly angularly extending, flexible, and parallel first outer links having inner ends attached at respective locations to an outer periphery of the intermediate ring and outer ends attached at respective locations to an inner periphery of the outer ring, the outer links extending transversely of the inner links, the rings and links being unitarily formed with one another; and a pair of flexible second inner links extending parallel to the first inner links and having inner ends attached at the inner-link inner-end locations to the outer periphery of the inner ring and outer ends attached at respective locations to the inner periphery of the intermediate ring; and a pair of flexible second outer links extending parallel to the first outer links and having inner ends attached at the outer-link inner-end locations to the outer periphery of the intermediate ring and outer ends attached at respective locations to the inner periphery of the outer ring.