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, 1987
Filed:
Dec. 23, 1985
Applicant:
Inventors:
Yoshiyuki Sasaki, Takatsuki, JP;
Katsuyuki Kasaoka, Ibaraki, JP;
Assignee:
Teijin Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D03D / ;
U.S. Cl.
CPC ...
428224 ; 428225 ; 428229 ; 428253 ; 428257 ;
Abstract
A polyester multi-filament yarn having uneven thickness along the length, comprising a bulged portion in which a part of filaments are separated or bulged out from the yarn surface, and at least a portion of the filament composing the bulged portion has a wrinkled area disposed intermittently along the length of the filament, each area being formed of a plurality of corrugations created by upheaval of the surface of the filament, each corrugation encircling substantially the entire periphery of the filament perpendicular to the axis of the filament. The yarn is suitably utilized for manufacturing a fabric having a raw silk touch.