| 主权项 |
1. A method of producing a wheel balancing weight for mounting to a wheel with a flange, the weight including a body and a clip, the body for providing a predetermined mass to the weight and the clip for securely grasping the flange to secure the weight thereto, the method comprising:
initially stamping the body at an attaching face thereof by a punch to define a pocket in the attaching face within which an attaching portion of the clip is to reside, the defined pocket having a planar base and opposing side walls generally perpendicular to the base; further stamping the body at the attaching face thereof by the punch to include a pre-stake in the attaching face for each side wall external to the pocket and adjacent the side wall, and an undercut for each side wall within the pocket and generally located at a juncture of the side wall and the base; and withdrawing the punch from the attaching face of the body, the initially stamping, further stamping, and withdrawing being performed by the punch in a single fluid striking motion. |
