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:
Nov. 03, 1981
Filed:
May. 07, 1980
Applicant:
Inventors:
Wilbur L Stables, Matoaca, VA (US);
David Pendlebury, Chester, VA (US);
William R Weiss, Walnut Creek, CA (US);
Assignee:
Allied Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; D02G / ;
U.S. Cl.
CPC ...
226 97 ; 28271 ; 181264 ;
Abstract
A muffler (10) for use in conjunction with an interfloor tube and aspirator (20) during the production of multifilament, synthetic yarn is provided. Audible noise which is emitted at the inlet end of the interfloor tube is reduced by up to 10 .DELTA.db(A) through the use of a perforated tube (11), restrictor plate (13) and sound absorbing material (16).