Portable electric hammer drill
United States Patent D526873
US Patent References:
Striking tool
Kikuchi - July, 2005 - 20050145403
Percussion tool
Kikuchi et al. - June, 2005 - 6907942
Hammer drill
Vogele et al. - October, 2003 - D480937
Percussion tool
Kikuchi et al. - August, 2003 - 20030155142
Compact hammer
Stirm - April, 2003 - D473774
Striking tool
Kikuchi - July, 2005 - 20050145403
Percussion tool
Kikuchi et al. - June, 2005 - 6907942
Hammer drill
Vogele et al. - October, 2003 - D480937
Percussion tool
Kikuchi et al. - August, 2003 - 20030155142
Compact hammer
Stirm - April, 2003 - D473774
Representative Image:
Inventors:
Tsuzuki, Hitoshi (Hitachinaka, JP)
Sakai, Masato (Hitachinaka, JP)
Okada, Masanori (Hitachinaka, JP)
Taniguchi, Takeshi (Hitachinaka, JP)
Ookubo, Takahiro (Hitachinaka, JP)
Sakai, Masato (Hitachinaka, JP)
Okada, Masanori (Hitachinaka, JP)
Taniguchi, Takeshi (Hitachinaka, JP)
Ookubo, Takahiro (Hitachinaka, JP)
Application Number:
D/233527
Publication Date:
08/22/2006
Filing Date:
07/07/2005
Export Citation:
Assignee:
Hitachi Koki Co., Ltd. (Tokyo, JP)
Primary Class:
International Classes:
(IPC1-7): 0801
Field of Search:
D8/14.1, 173/168, D8/65, 227/130, 173/104, D8/66, 81/489, 451/358, D8/62, D8/63, 81/466, 408/20, 408/124, 81/429, D8/68, 173/13, D8/61, 173/211, 173/170, 227/142, 408/125, D8/69, 227/120, 173/217, 81/469, 173/114, 81/464, 173/171, 227/8, 173/178, 310/50, 81/57.11, 173/201, D8/70, D8/67, 227/136, 173/213, 408/241R, 227/114, 408/234, D8/64, 81/465, 173/169
View Patent Images:
US Patent References:
| D447677 | Demolition hammer | September, 2001 | Stirm | D8/69 |
| D409468 | Portable electric hammer | May, 1999 | Uchida et al. | D8/69 |
| 4325436 | Hammer drill or chipping hammer device | April, 1982 | Richter et al. | 173/13 |
| 3395765 | Small rotary hammer | August, 1968 | Schnettler | 173/13 |
| 2730635 | Portable electric drills | January, 1956 | McCabe | 173/170 |
| D167415 | N/A | August, 1952 | McCabe | D8/69 |
| D165415 | N/A | December, 1951 | Davis | D8/69 |
| 1821436 | Portable power driven tool | September, 1931 | Holloway | D8/69 |
Primary Examiner:
Nelson, Chase T.
Attorney, Agent or Firm:
Sughrue Mion, PLLC
Claims:
CLAIM
1. The ornamental design for a portable electric hammer drill, as shown.
1. The ornamental design for a portable electric hammer drill, as shown.
Description:
FIG. 1 is a perspective view of the top, front and left side 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 top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left side elevational view thereof; and,
FIG. 7 is a right side elevational view thereof.