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:
Jan. 11, 2005
Filed:
Jun. 26, 2003
Sandor Palvölgyi, Gleisdorf, AT;
Günther Pozgainer, Graz, AT;
Sandor Palvölgyi, Gleisdorf, AT;
Günther Pozgainer, Graz, AT;
Tesma Motoren-Und Getriebetechnik GmbH, Sinabelkirchen, AT;
Abstract
Multifunctional valve for the fuel tank of a motor vehicle. In order to fulfill all these requirements in terms of safety and the restriction of emissions with a valve in as simple a way as possible, the closing element () can be moved to a limited degree with respect the float (), is acted on by a first spring () and has a small pressure equalization hole (), an intermediate element () is provided on the float () and above the closing element () and can move to a limited degree with respect to the float () in the axial direction and is acted on by a second spring (), and a seat plate () is arranged above the intermediate element () and is pressed downward against a second seat () by a third spring ().