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. 04, 1981
Filed:
Jul. 09, 1979
William R Weiss, Walnut Creek, CA (US);
Lee E Remy, Colonial Heights, VA (US);
Allied Chemical Corporation, Morris Township, Morris County, NJ (US);
Abstract
A muffler (50,50') for use in conjunction with a plurality of aspirators during the production of multifilament, synthetic yarn is provided. The exhaust tubes (32) of the aspirators are clustered for discharge by and through the muffler (50,50') which reduces audible noise collectively emitted at the exit ends of the exhaust tubes (32) by as much as 16 .DELTA. dB(A) and more. The noise is reduced and any waste yarn transported through the use of a plurality of perforated tubes (59,59'), resonant cavities (61,61'), and sound absorbing material (62,62').
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile