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, 1981
Filed:
Oct. 25, 1978
Applicant:
Inventor:
Yoshinobu Tonomura, Hachioji, JP;
Assignee:
Janome Sewing Machine Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B / ;
U.S. Cl.
CPC ...
112314 ;
Abstract
The invention relates to a sewing machine and more particularly relates to a device for directly driving the fabric feeding shaft of the sewing machine independently of the upper main shaft and the lower loop taker drive shaft so as to secure a correct movement of the feeding shaft in a timed relation with the upper main shaft and the lower loop taker drive shaft for the purpose of avoiding the breakage of the needle and the formation of loosened stitches.