Machine for cutting workpieces utilizing electric discharge

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Description

FIG. 1 is a front elevational view of a machine for cutting workpieces utilizing electric discharge, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side end elevational view thereof;

FIG. 4 is a right side end elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front, top and right side perspective view thereof; and

FIG. 7 is a front, top and left side perspective view thereof.

Referenced Cited
U.S. Patent Documents
3495258 February 1970 Kholodnov et al.
4084074 April 11, 1978 Gilleland
4243864 January 6, 1981 Vieau et al.
4463241 July 31, 1984 Smith
Patent History
Patent number: D286407
Type: Grant
Filed: Aug 31, 1984
Date of Patent: Oct 28, 1986
Assignee: Brother Kogyo Kabushiki Kaisha (Nagoya)
Inventors: Kazuo Itoh (Aichi), Makoto Goto (Toki), Yasuyo Isaji (Nagoya)
Primary Examiner: B. J. Bullock
Attorney: Moonray Kojima
Application Number: 6/646,206
Classifications
Current U.S. Class: Cutting (6) (D15/127)