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. 31, 1976
Filed:
Sep. 13, 1974
Applicant:
Inventors:
Fredrick Allen Ethridge, Charlotte, NC (US);
Michael Paul Taylor, Charlotte, NC (US);
Scott Winfield Thompson, Charlotte, NC (US);
Assignee:
Fiber Industries, Inc., Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
28 7211 ; 28 7212 ; 28 7214 ;
Abstract
Process and apparatus for crimping filamentary material, the process comprising forcing hot fluid entrained yarn into a crimping chamber in one direction, forcing cold fluid into the crimping chamber from an opposite direction and exhausting both fluids from the crimping chamber either radially and/or axially. The apparatus employs a crimping chamber having axially aligned entrance and exit portions and means within the crimping chamber for radially exhausting fluids.