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:
Oct. 07, 2014
Filed:
Nov. 03, 2009
Michael Sakraschinsky, St. Ingbert, DE;
Stefan Hennes, Hangard, DE;
Michael Sakraschinsky, St. Ingbert, DE;
Stefan Hennes, Hangard, DE;
Hydac Filtertechnik GmbH, Sulzbach/Saar, DE;
Abstract
The invention relates to a filter device having at least one filter element () comprising a filter medium () disposed between two receiving parts () and a connecting device located at the lower receiving part () for a fluid connection to a fluid device, in particular to a fluid tank (), having a connecting part () disposed on the connecting device, said connecting part being pretensioned by the action of a first energy store () for a motion away from the upper receiving part () into a closed position blocking the connecting device, having a further, second energy store () for generating a relative motion between the lower receiving part () and a closing-off part () of the device, and having a sealing device () sealing between the lower receiving part () and the closing-off part () as soon as said part and the lower receiving part () make contact with each other under the influence of the second energy store ().