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. 22, 2009
Filed:
Jul. 16, 2004
Per-arne Jarnland, Huskvarna, SE;
Stefan Steen, Huskvarna, SE;
Joel Berneklev, Hisings Backa, SE;
Husqvarna AB, Huskvarna, SE;
Abstract
A crankcase scavenged two-stroke internal combustion engine () having an additional air supply () arranged to its transfer ducts (), connecting a crankcase volume () and a transfer port (). There is at least one recess () in a piston () arranged below a piston ring (), and further there is a flow channel () arranged in the piston or in a cylinder wall () of the engine cylinder (), and the recess is arranged to register with the transfer port and the flow channel for certain first piston positions, i.e. to create a communication between the transfer port/s and the crankcase volume.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile