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:
Mar. 24, 2020
Filed:
Oct. 06, 2012
Applicant:
Hydac Filtertechnik Gmbh, Sulzbach/Saar, DE;
Inventors:
Matthias Schwender, Kirkel, DE;
Andreas Schmitz, Kirkel, DE;
Edwin Koch, Tholey, DE;
Stefan Jochum, Hüttigweiler, DE;
Assignee:
HYDAC FILTER TECHNIK GMBH, Sulzbach/Saar, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 29/13 (2006.01); B01D 29/11 (2006.01); B01D 29/21 (2006.01);
U.S. Cl.
CPC ...
B01D 29/13 (2013.01); B01D 29/111 (2013.01); B01D 29/21 (2013.01); B01D 2201/0407 (2013.01); B01D 2201/0415 (2013.01); B01D 2201/52 (2013.01);
Abstract
A support structure () for a filter element includes at least one surface part (), in which one or more fluid passage openings (-) with predetermined opening cross-sections are formed. The opening cross-section of at least one fluid passage opening (-) is at least partially elliptical-shaped.