Circle cutting jig

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Description

FIG. 1 is an isometric view of the circle cutting jig constructed according to the present invention with the members thereof assembled in a first configuration;

FIG. 2 is a front elevational view of the circle cutting jig illustrated in FIG. 1;

FIG. 3 is a rear elevational view of the circle cutting jig illustrated in FIG. 1;

FIG. 4 is a right side elevational view of the circle cutting jig illustrated in FIG. 1;

FIG. 5 is a left side elevational view of the circle cutting jig illustrated in FIG. 1;

FIG. 6 is a top view of the circle cutting jig illustrated in FIG. 1;

FIG. 7 is a bottom view of the circle cutting jig illustrated in FIG. 1;

FIG. 8 is an isometric view of the circle cutting jig constructed according to the present invention with the members thereof assembled in a second configuration;

FIG. 9 is a front elevational view of the circle cutting jig illustrated in FIG. 8;

FIG. 10 is a rear elevational view of the circle cutting jig illustrated in FIG. 8;

FIG. 11 is a right side elevational view of the circle cutting jig illustrated in FIG. 8;

FIG. 12 is a left side elevational view of the circle cutting jig illustrated in FIG. 8;

FIG. 13 is a top view of the circle cutting jig illustrated in FIG. 8; and,

FIG. 14 is a bottom view of the circle cutting jig illustrated in FIG. 8.

Referenced Cited
U.S. Patent Documents
4383870 May 17, 1983 Creech
4483071 November 20, 1984 Kolste
4602434 July 29, 1986 Stradling
Patent History
Patent number: D352510
Type: Grant
Filed: Sep 2, 1993
Date of Patent: Nov 15, 1994
Assignee: Delta International Machinery Corp. (Pittsburgh, PA)
Inventors: Stephen O. Sutton (Wexford, PA), David N. Hollinger (Glenshaw, PA)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Kirkpatrick & Lockhart
Application Number: 0/12,333