| 摘要 |
PROBLEM TO BE SOLVED: To provide a wheel chuck with a counterweight jaw for an automobile which is not affected by the centrifugal force. SOLUTION: The wheel chuck includes a plurality of movable jaws 11 mounted on a support structure body. A plurality of jaws 12 corresponding to the sizes of the wheel diameter are provided on respective jaws, a plurality of movable counterweights 44 are mounted on the support structure body, the respective counterweights 44 are located on the opposite side of corresponding one of jaws 11, and connected to corresponding one in the above. When the chuck is rotated, the counterweights 44 develop forces in opposition to the centrifugal forces acting on the jaws 11. COPYRIGHT: (C)2006,JPO&NCIPI |
