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:
Jul. 24, 2018
Filed:
Oct. 19, 2011
Ralf Wnuk, Kleinottweiler, DE;
Thomas Böttcher, Illingen-Hüttigweiler, DE;
Markus Olschok, Neunkirchen, DE;
Jörg Hermann Gerstner, Püttlingen, DE;
Ralf Wnuk, Kleinottweiler, DE;
Thomas Böttcher, Illingen-Hüttigweiler, DE;
Markus Olschok, Neunkirchen, DE;
Jörg Hermann Gerstner, Püttlingen, DE;
HYDAC PROCESS TECHNOLOGY GMBH, Neunkirchen, DE;
Abstract
A filter device includes at least one filter housing () in which at least one filter element () is arranged. Inside the filter housing (), the filter element separates a clean side () from an untreated side (). On the clean side () of the filter housing () at least one storage unit () having at least one movable separating element () is connected. The separating element divides the storage unit () into two working chambers or pressure chambers () ().