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:
Jan. 29, 1991
Filed:
Jul. 11, 1989
Applicant:
Inventor:
Shoichi Tone, Kyoto, JP;
Assignee:
Murata Kikai Kabushiki Kaisha, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
242 / ;
Abstract
The present invention provides a method of controlling yarn joining operation on the basis of signals provided by a slub catcher which generates a yarn breakage signal upon the detection of a slub during winding a yarn being supplied from a yarn supply bobbin on a take-up package. A change of a yarn supply bobbin for a new yarn supply bobbin and a yarn joining operation are conducted upon detection of the slub catcher whether a yarn breakage is occurred and/or detection of the yarn absence under what conditions.