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:
Jun. 26, 2012
Filed:
Feb. 08, 2011
Applicants:
Bruno Schuermans, La Tour de Peilz, CH;
Jaan Hellat, Baden-Rütihof, CH;
Inventors:
Bruno Schuermans, La Tour de Peilz, CH;
Jaan Hellat, Baden-Rütihof, CH;
Assignee:
ALSTOM Technology Ltd., Baden, CH;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a method for adjusting a Helmholtz resonator (), in which a resonator volume () is connected to a space () to be provided with damping along an axis () via a constriction () having an acoustic impedance, the acoustic impedance of the constriction () is altered in order to adjust the Helmholtz resonator ().