| 摘要 |
A universal joint of the tripod type comprising an outer joint member (1) in the form of a sleeve with three internal axis-parallel recesses (2) each with circumferentially opposed track pairs (3, 4), an inner joint member (7) with three arms (8) extending into the recesses, intermediate elements (12) pivotally supported on the arms, and rollers (15) guided in the tracks in the recesses and running on rolling members (14) carried by the intermediate elements, wherein the arms of the inner joint member have part-spherical surfaces (10, 11) facing the tracks in the outer joint member, the intermediate elements are non-rotatably held on the arms and have part-spherical internal surfaces engaging the part-spherical surfaces of the arms, and the rollers are displaceable radially of the joint on the rolling members carried by the intermediate elements as well as being rotatable thereabout.
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