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:
Mar. 10, 1981
Filed:
Sep. 24, 1979
Applicant:
Inventor:
Nereo Bianchi, Pavia, IT;
Assignee:
Necchi Societa per Azioni, Pavia, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B / ;
U.S. Cl.
CPC ...
1121 / ;
Abstract
Electromechanical actuator applied to an electronically controlled sewing machine comprising a bed, a standard on the bed, an arm overhanging the bed, a head, a vertical pin fixed to the head, a needle bar gate transversely oscillatible around the vertical pin, a ferromagnetic frame formed by four walls each one opposite to another, a magnetic pole having the shape of a part of a circle ring connecting two of the opposite walls of the frame, and a conducting wire coil being slidably arranged on the magnetic pole to make circular oscillating paths when energized.