Power unit shaft attachment for cutting implements

- Maruyama Mfg. Co., Inc.
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Description

FIG. 1 is a front elevational view of a power unit shaft attachment for cutting implements according to the present design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front perspective view thereof; and,

FIG. 8 is a rear perspective thereof.

Referenced Cited
U.S. Patent Documents
D260394 August 25, 1981 Tuggle
D333954 March 16, 1993 Karlsson et al.
4122601 October 31, 1978 Katsuya
4179805 December 25, 1979 Yamada
4188719 February 19, 1980 Hoff
4285127 August 25, 1981 Zerrer et al.
4662158 May 5, 1987 Zerrer
4881363 November 21, 1989 Terai et al.
4916886 April 17, 1990 Nakamura et al.
5174099 December 29, 1992 Matsuura
Patent History
Patent number: D349022
Type: Grant
Filed: Oct 16, 1991
Date of Patent: Jul 26, 1994
Assignee: Maruyama Mfg. Co., Inc. (Tokyo)
Inventors: Katsumi Kiyooka (Togane), Kaori Katoh (Chiba)
Primary Examiner: Wallace R. Burke
Assistant Examiner: H. Baynham
Law Firm: Keck, Mahin & Cate
Application Number: 7/777,100
Classifications
Current U.S. Class: D 8/8