Ball bearing

Description

FIG. 1 is a perspective view of a ball bearing;

FIG. 2 is a front view of the ball bearing;

FIG. 3 is a plan view of the ball bearing;

FIG. 4 is a back view of the ball bearing;

FIG. 5 is a right-side view of the ball bearing; and,

FIG. 6 is a sectional view taken along line 6-6 of FIG. 2.

The bottom view and the left side view are symmetrical to the plan view of FIG. 3 and the right-side view of FIG. 5, respectively, and thus are omitted.

Claims

The ornamental design for a ball bearing, as shown and described.