Tripod universal joint

The invention relates to a tripod joint, comprising: a joint outer part, which has a first longitudinal axis and a cavity extending parallel to the first longitudinal axis and having an open end, three recesses extending parallel to the first longitudinal axis being formed in the joint outer part; the invention relates to a universal joint having a first longitudinal axis and a universal joint inner part having a second longitudinal axis, the universal joint inner part comprising at least one central body on which three trunnions having trunnion axes extending radially from the second longitudinal axis are molded, each trunnion being provided with a rolling body, the rolling body comprises at least one outer ring and an inner ring which can rotate relative to the outer ring around a common rotation axis, and a supporting body which is arranged between the outer ring and the inner ring; wherein each rolling body is accommodated in the recess so as to be movable along the first longitudinal axis. 一种三脚万向节，其具有：万向