Rotary engine

Description

FIG. 1 is a front, top and side perspective view of the rotary engine embodying the design of the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left 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
1065962 July 1913 Newburg
1216378 February 1917 Thomas
2447929 August 1948 Berry
2821176 January 1958 Koser et al.
3810724 May 1974 Luukkonen
4658779 April 21, 1987 Del Grando
Patent History
Patent number: D374876
Type: Grant
Filed: Jun 8, 1995
Date of Patent: Oct 22, 1996
Inventor: Mark Zimmerman (Tiffin, OH)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Frank Martinez
Law Firm: Harpman & Harpman
Application Number: 0/39,995
Classifications
Current U.S. Class: Engine (D15/1)