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:
Feb. 12, 2019
Filed:
Nov. 28, 2012
Hydac Filtertechnik Gmbh, Sulzbach/Saar, DE;
Norbert Sann, Riegelsberg, DE;
Dirk Röder, Saarbrücken, DE;
HYDAC FILTERTECHNIK GMBH, Sulzbach/Saar, DE;
Abstract
A filter device has a filter element () in a filter housing (). Corresponding threads () form a screw connection between a housing cover () of the filter housing () and the filter element (). A seal () is between the filter element () and the housing cover (). The screw connection is formed by threads () on a connecting pipe piece () that is part of an end cap () of the filter element () and that extends into the inner filter cavity () and by the threads () of the housing cover (). The housing cover threads () are on a receiving pipe piece () formed by a separate component attached to the housing cover ().