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:
Dec. 23, 1986
Filed:
Oct. 02, 1980
Applicant:
Inventor:
Klaus Stutznacker, Frechen-Konigsdorf, DE;
Assignee:
Nahmaschinenfabrik Emil Stutznacker GmbH & Co. KG, Cologne, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; D05B / ;
U.S. Cl.
CPC ...
112302 ; 112154 ; 112166 ; 112D / ;
Abstract
A device for stabilizing the needle thread loop in the area of the looper in sewing machines and, in particular, in sewing machines having a plurality of needles, is provided wherein a compressed air stream flows substantially transverse to the movement path of the part which contains the needle thread loop. Two compressed air nozzles are provided for each needle which are positioned at the side of the needle facing away from the needle thread loop in such a manner that the compressed air streams meet in the area of the needle thread loop.