Hammer drill

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Description

FIG. 1 is a top and side perspective view of a first embodiment of a hammer drill of the present invention;

FIG. 2 is a first side view thereof;

FIG. 3 is a second side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a top and side perspective view of a second embodiment of a hammer drill of the present invention;

FIG. 9 is a first side view thereof;

FIG. 10 is a second side view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The ornamental design which is claimed is shown in solid lines in the drawings. Any broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.

Claims

We claim the ornamental design for a hammer drill, as shown and described.

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Patent History
Patent number: D521337
Type: Grant
Filed: Jul 28, 2004
Date of Patent: May 23, 2006
Assignee: One World Technologies Limited (Hamilton)
Inventors: Benson Chun Kit Cheung (Kowloon), Daniel Alex Chunn (Kowloon), Frank Lenz (Berlin)
Primary Examiner: Gary D. Watson
Assistant Examiner: T. Chase Nelson
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/210,220
Classifications
Current U.S. Class: D8/68