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:
Apr. 04, 2006
Filed:
Mar. 04, 2004
Applicants:
Paul A. Warfel, Texarkana, TX (US);
Rodney W. Tynes, Shreveport, LA (US);
Inventors:
Paul A. Warfel, Texarkana, TX (US);
Rodney W. Tynes, Shreveport, LA (US);
Assignee:
Electrolux Home Products, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 33/04 (2006.01); F02B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A piston channel is provided for a piston of an air scavenging internal combustion engine. The channel extends radially inward partially around a circumference of a piston body. An edge wall of the channel is sloped towards a wrist pin aperture in the piston to improve purging efficiency of a transfer duct.