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:
Sep. 01, 1998
Filed:
Aug. 08, 1997
Takashi Tsukioka, Tokyo, JP;
Takayuki Shiina, Tokyo, JP;
Tadayoshi Minagawa, Tokyo, JP;
Yoh Oda, Tokyo, JP;
Juki Corporation, Tokyo, JP;
Abstract
A apparatus for forming a knot where a knot is formed in chain-stitching. In the method, a first loop is formed by a stitch to an article to be sewn, two stitches ahead of a final stitch, is drawn through a second loop which is formed by a stitch one stitch ahead of the final stitch, whereby a knot where the first loop is fastened by the second loop is formed, such that a third loop is inserted through the second loop and is then cut. The sewing machine including a single needle and a rotary looper and including a yarn feed adjusting device for adjusting a degree of feed of a yarn to the single needle. The yarn feed adjusting device sets a fed volume of the yarn during formation of the second loop to a value larger than that of the final or third loop and the first loop.