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:
Apr. 30, 2013
Filed:
Sep. 11, 2008
Eduard Eggenreich, Weiz, AT;
Stefan Feichtinger, Buechl, AT;
Eduard Eggenreich, Weiz, AT;
Stefan Feichtinger, Buechl, AT;
MAGNA STEYR Fuel Systems GesmbH, Sinabelkirchen, AT;
Abstract
A closure cover for tanks under internal pressure, with a cover body () which can be fixed in a tank neck by rotation, and with a cover () which is provided with a handle () and is operatively connected to the cover body (), and with a pressure control valve (). A coupling device (-) is arranged between the cover body () and the cover () and, during the positive pressure which prevails in the fuel tank during normal operation, releases the rotational connection between the cover body () and the cover () such that the fuel tank cannot be opened, and in that a pressure control valve () is provided which opens when the positive pressure prevailing during normal operation is exceeded.