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:
Dec. 27, 2005
Filed:
Apr. 01, 2003
James H. Yager, St. Charles, IL (US);
Ning Lei, Oak Brook, IL (US);
James H. Yager, St. Charles, IL (US);
Ning Lei, Oak Brook, IL (US);
International Engine Intellectual Property Company, LLC, Warrenville, IL (US);
Abstract
A valve actuator for controlling a valve between an open and a closed disposition includes couplings to a source of fluid under pressure and a reservoir at substantially ambient pressure. A control fluidly coupled to the source of fluid under pressure and to the reservoir for controlling presenting fluid at selected pressure to affect a reciprocatable component, the reciprocatable component being operably coupled to the valve for shifting the valve between the open and the closed disposition. And, positively, hydraulically shifting the valve between the open and the closed disposition. A method of valve actuation is also included.