Portable electric hammer drill

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Description

FIG. 1 is a perspective view of a portable electric hammer drill showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a portable electric hammer drill, as shown and described.

Referenced Cited
U.S. Patent Documents
1821436 September 1931 Holloway
D377591 January 28, 1997 Hattori
D380132 June 24, 1997 Matsunaga et al.
D386379 November 18, 1997 Kasuya
D395586 June 30, 1998 Arakawa et al.
D466780 December 10, 2002 Stirm
D474092 May 6, 2003 Stirm
D503078 March 22, 2005 Sakai et al.
6923271 August 2, 2005 Frauhammer et al.
D509120 September 6, 2005 Okuda et al.
20020021947 February 21, 2002 Hofmann et al.
20050034883 February 17, 2005 Yamada et al.
20050205277 September 22, 2005 Wu
Foreign Patent Documents
2077130 February 1998 GB
2088161 November 1999 GB
3001470 February 2002 GB
3009340 December 2002 GB
3011902 March 2003 GB
Other references
  • U.S. Appl. No. 29/228,479, filed Apr. 25, 2005, Hayakawa et al.
Patent History
Patent number: D525849
Type: Grant
Filed: Apr 25, 2005
Date of Patent: Aug 1, 2006
Inventors: Naohiro Hayakawa (Anjo-shi, Aichi-ken), Yasutoshi Shinma (Anjo-shi, Aichi-ken), Junichi Iwakami (Anjo-shi, Aichi-ken)
Primary Examiner: Gary D. Watson
Assistant Examiner: T. Chase Nelson
Application Number: 29/228,481
Classifications
Current U.S. Class: D8/69