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:
Jan. 07, 2003
Filed:
May. 29, 2001
Applicant:
Inventor:
Dankwart Eiermann, Weissenberg, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C 2/104 ; F01C 2/106 ;
U.S. Cl.
CPC ...
F01C 2/104 ; F01C 2/106 ;
Abstract
A trochoidal design rotary piston engine design has a rotary piston housing with a double curve inner contour and triangular type rotary pistons. Sliding bearings distribute lubricating oil from a pressure cycle into a high pressure circuit and a low pressure bypass circuit branches to the side parts and axial cooling channels of the rotary piston housing to supply the cooling oil.
Eiermann, Dankwart. (2003). Rotary piston engine having an oil system for lubrication and cooling (U.S. Patent No. 6503070). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6503070
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile