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:
Jun. 23, 2009
Filed:
Nov. 28, 2005
Applicant:
Wolfgang Issler, Schwaikheim, DE;
Inventor:
Wolfgang Issler, Schwaikheim, DE;
Assignee:
Mahle International GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01P 3/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a piston spray nozzle () for cooling a piston () of a combustion engine by means of a liquid jet () that is directed to a cooling chamber () of the piston (). According to the invention, a member () that has an approximately round cross-section and provides the discharged liquid jet () with a substantially tubular shape is disposed in the center of the discharge port () of the piston spray nozzle (). The inventive piston spray nozzle delivers a directed, laminar liquid jet who shape remains essentially the same until the jet hits the cooling area ().