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:
Oct. 06, 1998
Filed:
Jul. 25, 1996
Applicant:
Inventor:
John H Furse, Louisville, KY (US);
Assignee:
AAF International, Louisville, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04F / ;
U.S. Cl.
CPC ...
181224 ; 181284 ; 181293 ; 52144 ; 52145 ; 5278311 ;
Abstract
A sound attenuating apparatus for noise bearing fluid streams wherein elongated perforated wall forming panel sheets include integrally formed indentations extending along a direction transverse the direction of the fluid stream to provide strength and stiffeners for the perforated panel sheets.