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, 2014
Filed:
Mar. 15, 2013
Applicant:
Kabushiki Kaisha Toyota Jidoshokki, Kariya, JP;
Inventor:
Kazuyuki Yamaguchi, Aichi-ken, JP;
Assignee:
Kabushiki Kaisha Toyota Jidoshokki, Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H 75/24 (2006.01); B65H 75/08 (2006.01); B65H 75/18 (2006.01); H01F 41/06 (2006.01);
U.S. Cl.
CPC ...
B65H 75/18 (2013.01); H01F 41/065 (2013.01); H01F 41/0687 (2013.01); B65H 75/242 (2013.01);
Abstract
A winding core for a coil winding device having a column shape with corners each having a rounded cross-section is used for forming a coil by winding a wire around the winding core into the coil of a polygonal shape. The winding core includes a helical continuous surface extending spirally around an axis of the winding core.