摘要 |
A parallel link robot (10) including ball joints (42a to 42d) which are arranged between driven links (22a, 23a) and a drive link (21a) and between a driven link and a movable part (12), at least one of these ball joints including a ball (44a) and a housing (42a) which covers at least half of the surface of the ball including the maximum diameter part and further including with a covering part (45a) which covers the area around the ball of the ball joint. |