Machine for cutting workpieces utilizing electrical discharge

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Description

FIG. 1 is a perspective view of a machine for cutting workpieces utilizing electrical discharge showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D210245 February 1968 Johnson et al.
D286407 October 28, 1986 Itoh et al.
3663786 May 1972 O'Connor
4016395 April 5, 1977 Rietveld
4539459 September 3, 1985 Yamagata
Patent History
Patent number: D298833
Type: Grant
Filed: Mar 28, 1986
Date of Patent: Dec 6, 1988
Inventor: Shun T. Yang (Tai Ping Hsiang, Taichun Hsien)
Primary Examiner: B. J. Bullock
Law Firm: Lowe, Price, LeBlanc, Becker & Shur
Application Number: 6/846,562
Classifications
Current U.S. Class: Cutting (6) (D15/127)