| 摘要 |
Stand for a working device (1), such as a fly binding device, an anvil, vice, or equivalent, said stand comprising a ball (2) and a cup-like socket (3) having a shape and size substantially corresponding to the shape and size of the ball to form a ball socket joint. The stand comprises a friction element (4) disposed in the socket (3) between the ball (2) and the socket to generate a frictional force on the ball exceeding the force exerted on the ball by the working device. |
