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. 13, 1993
Filed:
Jun. 25, 1991
Applicant:
Inventor:
Robert J Cooper, West Dundee, IL (US);
Assignee:
Eaton Corporation, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137517 ; 137859 ;
Abstract
A flow noise reduction assembly having a fixed flow limiting orifice or an inlet pressure responsive flow control washer having a flow limiting orifice. A conically faced diverter is disposed closely adjacent the downstream face of the orifice and an expansion chamber is disposed downstream of the flow diverter for noise attenuation.