Power wrench

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Description

FIG. 1 is a top plan view of a power wrench showing our new design;

FIG. 2 is an elevational view;

FIG. 3 is an elevational view looking from the right of FIG. 2, the opposite being a mirror image thereof;

FIG. 4 is an elevational view looking from the right of FIG. 3; and

FIG. 5 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D233131 October 1974 Slany
D243652 March 15, 1977 Zurwelle et al.
2820382 January 1958 Smith
3602318 August 1971 Slany
3633446 January 1972 Tadahira
4179955 December 25, 1979 Akiyoshi et al.
Patent History
Patent number: D270809
Type: Grant
Filed: Sep 23, 1980
Date of Patent: Oct 4, 1983
Assignee: Maeda Metal Industries, Ltd. (Osaka)
Inventors: Seiji Ikeda (Osaka), Katsuyuki Ono (Moriguchi)
Primary Examiner: Robert C. Spangler
Law Firm: Armstrong, Nikaido, Marmelstein & Kubovcik
Application Number: 6/190,044
Classifications
Current U.S. Class: D 8/68
International Classification: D0801;