Drum coupling

Description

The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

1.1 : Front

1.2 : Perspective

1.3 : Right

2.1 : Front

2.2 : Perspective

2.3 : Right

3.1 : Front

3.2 : Perspective

3.3 : Right

Fig. 1.1 is a front view of the drum coupling; fig. 1.2 is a perspective view of the drum coupling; fig. 1.3 is a right-side view of the drum coupling; fig. 2.1 is a front view of the drum coupling; fig. 2.2 is a perspective view of the drum coupling; fig. 2.3 is a right-side view of the drum coupling; fig. 3.1 is a front view of the drum coupling; fig. 3.2 is a perspective view of the drum coupling; fig. 3.3 is a right-side view of the drum coupling.

Claims

The ornamental design for a drum coupling as shown and described.