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. 06, 2024
Filed:
Feb. 24, 2021
Applicant:
John Crane Uk Limited, Slough, GB;
Inventors:
Klaus Meck, Slough, GB;
Sebastian Sztendel, Slough, GB;
Assignee:
JOHN CRANE UK LIMITED, Slough, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 13/005 (2019.01); F16J 15/34 (2006.01);
U.S. Cl.
CPC ...
G01M 13/005 (2013.01); F16J 15/3492 (2013.01);
Abstract
A condition monitoring apparatus () for a system comprising rotating or reciprocating machinery and a seal is disclosed herein. The apparatus comprises a first acoustic sensor () coupled to the seal for providing a first acoustic emission signal, a second acoustic sensor () coupled to the rotating or reciprocating machinery for providing a second acoustic emission signal, and a filter module (). The filter module is configured to perform active noise cancellation based on a comparison of the first acoustic emission signal and the second acoustic emission signal.