Engine analyzer

- Sun Electric Corporation
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Description

FIG. 1 is a top plan, front and left side perspective view of an engine analyzer showing our new design;

FIG. 2 is a front elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a right side elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a top plan view; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D147437 September 1947 Folk
D215493 September 1969 Burridge
D219306 November 1970 Morgan et al.
D262442 December 29, 1981 Bressler et al.
D299345 January 10, 1989 Foy et al.
4270174 May 26, 1981 Karlin et al.
4476531 October 9, 1984 Marino et al.
Patent History
Patent number: D310789
Type: Grant
Filed: Jan 28, 1987
Date of Patent: Sep 25, 1990
Assignee: Sun Electric Corporation (Crystal Lake, IL)
Inventors: James R. Shaffer (Mount Prospect, IL), Lee F. Radtke (Lake Zurich, IL)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Attorney: Nicholas A. Camasto
Application Number: 7/8,609
Classifications
Current U.S. Class: Electrical Property (D10/75)