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:
Jun. 30, 1998
Filed:
May. 28, 1996
Applicant:
Inventors:
W Novis Smith, Philadelphia, PA (US);
Toby Burnham, Auburn, AL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ;
U.S. Cl.
CPC ...
57284 ; 28249 ; 28258 ; 28279 ; 57290 ;
Abstract
An apparatus is provided for crimping and heat setting a filament or a tow of filaments and to provide fine filaments. The apparatus has at least one heating zone with means for heating a filament or a tow of filaments in an inert and/or oxidizing atmosphere. In the heating zone is a pair of horizontally movable mating conveying means having a multiplicity of protrusions for imparting a crimp to said filament or tow.