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:
Jul. 26, 1983
Filed:
May. 13, 1981
Applicant:
Inventors:
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B65H / ;
U.S. Cl.
CPC ...
242 / ; 242 181 ; 242 26 ; 242 / ; 242 45 ;
Abstract
The present invention relates to a yarn winding apparatus wherein a yarn is wound on a bobbin tube at a constant wind ratio. According to the present invention, the rotational speed of a winding spindle is electrically controlled in accordance with yarn tension and the rotational speed of a traverse element driving shaft is electrically controlled relative to the rotational speed of the winding spindle in such a manner that the wind ratio is kept constant.