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. 03, 1991
Filed:
Oct. 09, 1990
Masao Ogawa, Nagoya, JP;
Abstract
A sewing machine including an automatic thread taking-up operation which comprises an arm of a thread take-up projecting beyond a thread holding member, a needle thread carrying member for introducing the needle thread into the thread holding member when the thread take-up swings toward one end of a thread guide, a pathway for the needle thread formed in the thread holding member, a blocking member for preventing the needle thread from slipping out of the thread holding member, and a crossing member for helping the needle thread carried beyond the thread taking-up member to cross the thread guide. The sewing machine can easily perform thread taking-up operation and threading operation while the thread take-up swings vertically.