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Publication numberUSD252148 S
Publication typeGrant
Application numberUS 05/722,078
Publication dateJun 19, 1979
Filing dateSep 10, 1976
Publication number05722078, 722078, US D252148 S, US D252148S, US-S-D252148, USD252148 S, USD252148S
InventorsBuford J. Schramm, Robert G. Everts
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Internal combustion engine
US D252148 S
Abstract  available in
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  1. The ornamental design for an internal combustion engine, as shown.

FIG. 1 is a top perspective view of an internal combustion engine showing our new design with the end of the exhaust pipe broken away for convenience of illustration;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a rear perspective view thereof;

FIG. 5 is a left side perspective view thereof, it being understood that the right side is substantially a mirror image of the left side shown herein; and

FIG. 6 is a top, front perspective view thereof.

Non-Patent Citations
1Flight International, 7/19/73, p. 99, Internal Combustion Engine, center left side of page.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6745729Apr 15, 2003Jun 8, 2004Derron E. EbanksInternal combustion engine system
US8807094Sep 25, 2013Aug 19, 2014Emilio D. Lopez-PinoHybrid multi-power stroke engine
U.S. ClassificationD15/3