Ball-joint link has ball cup head with pocket-form recess for rod which may be solid or hollow

摘要

The ball link (1) permits movement in three dimensions. It includes a ball cup as part of the head (4), on the end (3) of a longitudinally extending rod (2). The head is connected to the rod. The head also has a pocket-form recess (5) in which the rod is fitted. The rod, which may be solid or hollow, is connected to the head by a rivet (6).