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. 22, 2009
Filed:
Oct. 03, 2005
Mohamed K. Wagdy, Arlington Heights, IL (US);
Valery H. Vanstaan, Highland Park, IL (US);
Eric S. Gibson, Round Lake, IL (US);
Mohamed K. Wagdy, Arlington Heights, IL (US);
Valery H. Vanstaan, Highland Park, IL (US);
Eric S. Gibson, Round Lake, IL (US);
Illinois Tool Works Inc., Glenview, IL (US);
Abstract
In a combustion-powered fastener driving tool employing a fuel cell having an internal fuel metering valve with an axially reciprocating delivery stem, an actuator is provided for causing the dispensing of a desired dose of fuel from the fuel cell prior to each combustion event, the actuator including at least one actuator element configured for exerting an axial force on the stem, releasing the dose of fuel, and a fuel conduit associated with the element and being in fluid communication with the stem for transmitting the fuel for delivery to a combustion engine.