Portable electric hammer drill

Karafuji , et al. November 23, 1

Patent Grant D341533

U.S. patent number D341,533 [Application Number 07/862,257] was granted by the patent office on 1993-11-23 for portable electric hammer drill. This patent grant is currently assigned to Ryobi Ltd.. Invention is credited to Nobuhiko Karafuji, Masakazu Sakamoto.


United States Patent D341,533
Karafuji ,   et al. November 23, 1993

Portable electric hammer drill

Claims

The ornamental design for a portable electric hammer drill, as shown.
Inventors: Karafuji; Nobuhiko (Tokyo, JP), Sakamoto; Masakazu (Tokyo, JP)
Assignee: Ryobi Ltd. (Hiroshima, JP)
Appl. No.: 07/862,257
Filed: April 2, 1992

Foreign Application Priority Data

Oct 30, 1991 [JP] 3-33113
Current U.S. Class: D8/69
Field of Search: ;D8/61,68,69 ;81/57.11,57.13 ;173/90-93.7,170,48 ;408/124,125

References Cited [Referenced By]

U.S. Patent Documents
D301967 July 1989 Sakamoto et al.
D320918 October 1991 Mochida
D328556 August 1992 Fushiya et al.
Foreign Patent Documents
420927 Apr 1976 JP
562326 Oct 1981 JP
56559 Dec 1981 JP
Primary Examiner: Douglas; Alan P.
Assistant Examiner: Musgrove; J. H.
Attorney, Agent or Firm: Sughrue, Mion, Zinn, Macpeak & Seas

Description



FIG. 1 is a top, rear and left side perspective view of a portable electric hammer drill showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

* * * * *


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