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:
Sep. 18, 2018
Filed:
Oct. 08, 2014
Freevalve Ab, Angelholm, SE;
Anders Hoglund, Munka Ljungby, SE;
Urban Carlson, Helsingborg, SE;
Christian Von Koenigsegg, Vejbystrand, SE;
Freevalve AB, Angelholm, SE;
Abstract
A combustion engine includes, a first controllable engine valve () arranged to selectively open/close a combustion chamber () included in the combustion engine (), and a gas handling system arranged to drive the first engine valve (), which gas handling system includes a closed pneumatic pressure fluid circuit, wherein the closed pressure fluid circuit includes, coupled in series with each other, a compressor () and a valve actuator () that are operatively connected to the first engine valve (). The combustion engine is characterized by the gas handling system further including a gas accumulator () that is connected with the closed pressure fluid circuit via at least one gas accumulator conduit (), which includes a controllable valve (). A gas handling system for pneumatic control of a valve actuator is also described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile