| 摘要 |
The design consists of the features of ornament and shape of a Chuck extender as shown in the drawings.Fig. 1 is a perspective view of a chuck extender.Fig. 2 is a side elevation view of the chuck extender shown in Fig. 1, in which is visible one of three bores that are equally spaced around one end of the chuck extender and also is visible one of three machined facets that are radially equally distributed on the other end of the chuck extender.Fig. 3 is a back end elevation view of the chuck extender shown in Fig. 1.Fig. 4 is a front end elevation view of the chuck extender shown in Fig. 1. |
