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:
May. 25, 2010
Filed:
Dec. 13, 2007
Applicant:
Martin W. Dirker, Bourne, GB;
Inventor:
Martin W. Dirker, Bourne, GB;
Assignee:
Perkins Engines Company Limited, Peterborough, GB;
Primary Examiner:
Int. Cl.
CPC ...
F01L 7/02 (2006.01); F01L 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for controlling fluid flow to or from at least one cylinder of an internal combustion engine is disclosed. The system includes a rotary valve. A cylinder head having a valve chamber accommodates the rotary valve. The rotary valve is arranged to selectively open or close a flow opening in the cylinder head. A drive motor is coupled to the rotary valve to impart rotation thereto.