Hammer drill
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Description
FIG. 1 is a right side perspective view of the hammer drill of the present invention.
FIG. 2 is a right side elevational view of the hammer drill shown thereof;
FIG. 3 is a left side elevational view of the hammer drill shown thereof;
FIG. 4 is a front end view of the hammer drill shown thereof;
FIG. 5 is a rear end view of the hammer drill shown thereof;
FIG. 6 is a top view of the hammer drill shown thereof; and,
FIG. 7 is a bottom view of the hammer drill shown thereof.
Claims
The ornamental design for a hammer drill, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D279862 | July 30, 1985 | Sato et al. |
D279957 | August 6, 1985 | Akazawa et al. |
D280797 | October 1, 1985 | Sakamoto et al. |
4689534 | August 25, 1987 | Gerber et al. |
5056607 | October 15, 1991 | Sanders |
D332208 | January 5, 1993 | Sakamoto et al. |
D339727 | September 28, 1993 | Kikuchi |
D396395 | July 28, 1998 | Zurwelle |
D406511 | March 9, 1999 | Zurwelle |
D406741 | March 16, 1999 | Zurwelle |
D406742 | March 16, 1999 | Schoen et al. |
D439123 | March 20, 2001 | Sakai et al. |
D470737 | February 25, 2003 | Chunn et al. |
- Drills, p. 84 of the Skil Power Tools & Accessories catalogue, c. 1995.*
- Drills, p. 22 of the DeWalt Tool catalogue, c. 1998.
Patent History
Patent number: D488978
Type: Grant
Filed: Nov 13, 2002
Date of Patent: Apr 27, 2004
Assignee: One World Technologies (Hamilton)
Inventor: Benson Chun Kit Cheung (Kowloon)
Primary Examiner: Doris V. Coles
Assistant Examiner: T. Chase Nelson
Attorney, Agent or Law Firms: Andrew Y. Pang, Nexson Pruet Jacobs & Pollard, LLC
Application Number: 29/170,907
Type: Grant
Filed: Nov 13, 2002
Date of Patent: Apr 27, 2004
Assignee: One World Technologies (Hamilton)
Inventor: Benson Chun Kit Cheung (Kowloon)
Primary Examiner: Doris V. Coles
Assistant Examiner: T. Chase Nelson
Attorney, Agent or Law Firms: Andrew Y. Pang, Nexson Pruet Jacobs & Pollard, LLC
Application Number: 29/170,907
Classifications
Current U.S. Class:
D8/68
International Classification: 0801;
International Classification: 0801;