The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 13, 1976
Filed:
May. 15, 1974
Helmut Dobler, Esslingen, DT;
Kurt Nadolny, Erdmannhausen, DT;
Karl Zeilinger, Endersbach, DT;
Heinz Lamm, Esslingen-St. Bernhardt, DT;
Horst Piry, Deizisau, DT;
Daimler-Benz Aktiengesellschaft, Stuttgart, DT;
Abstract
A rotary piston internal combustion engine of trochoidal construction which includes a housing casing with hollow spaces for a cooling media disposed between housing inner and housing outer walls, whose outer wall is provided with a cooling medium channel; a polygonal piston rotates within the housing casing and slides along its inner wall, and at least one cooling medium bore constructed as nozzle is provided which branches off from the cooling medium channel, is arranged in the housing outer wall and is directed toward the hottest area of the housing inner wall.