Patent ID: 6251020
Filing Date: 2001-06-26
Classification: F16D,Y10S

Abstract:
A universal joint comprising:(a) first and second rings;(b) first and second yokes disposed within the first and second rings, respectively;(c) first and second shafts;(d) first pin means pivotally interconnecting the first yoke and the first ring;(e) second pin means pivotally interconnecting the first shaft and the first ring;(f) third pin means pivotally interconnecting the second yoke and the second ring;(g) fourth pin means interconnecting the second shaft and the second ring;(h) a coupling means interconnecting the first yoke and the second yoke;(i) a plurality of bearing means in each ring, the bearing means in the first ring receiving the first and second pin means, and the bearing means in the second ring receiving the third and fourth pin means; and(j) centering means interconnecting the first shaft and the second shaft, the centering means comprising a first cam bearing longitudinally aligned with a second cam bearing.