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. 19, 2017
Filed:
Dec. 29, 2014
Applicant:
Janome Sewing Machine Co., Ltd., Tokyo, JP;
Inventors:
Masashi Ninomiya, Tokyo, JP;
Yoshikazu Ebata, Tokyo, JP;
Assignee:
Janome Sewing Machine Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B 57/00 (2006.01); D05B 1/06 (2006.01); D05B 57/02 (2006.01);
U.S. Cl.
CPC ...
D05B 1/06 (2013.01); D05B 57/02 (2013.01);
Abstract
A sewing machine includes a horizontal hook that is held within an outer hook and an accommodating portion of the outer hook that includes a spiral-shaped columnar portion to which the thread loop captured by the hook point is wound. The sewing machine also includes a chain looper that guide the thread loop induced in spiral shape upward, and an inner hook for chain stitching that is supported by the outer hook that restricting upward movement of the thread loop drawn into the interior of the outer hook.