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:
Aug. 28, 2012
Filed:
May. 04, 2005
Applicant:
Udo Meyer, Baden, AT;
Inventor:
Udo Meyer, Baden, AT;
Assignee:
Aquaconsult Anlagenbau GmbH, Baden, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01F 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An arrangement for introducing gas bubbles into a liquid, a device for fastening a perforated aeration membrane to an aerator base plate, and an aerator base plate therefor. The aerator base plate has an undercut groove in at least one rim region thereof, into which a locking body clamping the membrane in the groove fits clampingly. The locking body has a generally circular cross-section. The groove has an at least substantially oval cross-section. The locking body is designed to be generally cylindrical.