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:
Aug. 22, 2000
Filed:
Feb. 08, 1999
Applicant:
Inventor:
Satoshi Kato, Kariya, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B / ;
U.S. Cl.
CPC ...
112220 ;
Abstract
A shuttle hook driver for a sewing machine includes a stepping motor for driving a shuttle hook capturing a thread loop in cooperation with a sewing needle, the stepping motor including a drive shaft, the shuttle hook including a hook shaft, an elastic member provided on a connecting member connecting between an end of the drive shaft of the stepping motor and an end of shuttle hook so as to be capable of transmitting a driving force of the drive shaft to shuttle hook and of buffing, and a damping mechanism provided on the connecting member for damping rotation of each one of the hook shaft and the drive shaft relative to the other.