Portable electric hammer drill

- Ryobi Ltd.
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.

Referenced Cited
U.S. Patent Documents
D301967 July 4, 1989 Sakamoto et al.
D320918 October 22, 1991 Mochida
D328556 August 11, 1992 Fushiya et al.
Foreign Patent Documents
420927 April 1976 JPX
562326 October 1981 JPX
56559 December 1981 JPX
Patent History
Patent number: D341533
Type: Grant
Filed: Apr 2, 1992
Date of Patent: Nov 23, 1993
Assignee: Ryobi Ltd. (Hiroshima)
Inventors: Nobuhiko Karafuji (Tokyo), Masakazu Sakamoto (Tokyo)
Primary Examiner: Alan P. Douglas
Assistant Examiner: J. H. Musgrove
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 7/862,257
Classifications
Current U.S. Class: D 8/69