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:
Nov. 04, 2003
Filed:
May. 30, 2002
Minoru Hayashi, Chofu, JP;
Kiyoshi Matsuzawa, Chofu, JP;
Fumio Wada, Chofu, JP;
Naofumi Fukuba, Chofu, JP;
Hiroyuki Kotaki, Chofu, JP;
Juji Corporation, Tokyo, JP;
Abstract
There are provided an upper shaft clutch mechanism a bobbin including a slit , a horizontal holder including an inner holder and a blade tip , a bobbin driving member , bobbin driving member moving means for moving the bobbin driving member to freely advance or retreat between two positions having a separating position and a connecting position, a thread holding and catching member including an upper thread holding portion , an upper thread engaging portion and a thread position regulating portion which are always set in a retreat position and are set in an entry position during a thread winding operation, thread holding and catching member moving means for moving the thread holding and catching member to freely advance or retreat between two positions having a retreat position and an entry position, and a thread winding operation control portion for controlling the operation of each portion during the thread winding operation.