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.

Date of Patent:
Mar. 12, 2024

Filed:

Mar. 09, 2020
Applicant:

Nittoku Co., Ltd., Saitama, JP;

Inventors:

Nao Shibuya, Omura, JP;

Yuji Higeta, Omura, JP;

Assignee:

NITTOKU CO., LTD., Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21F 3/04 (2006.01); A24F 40/70 (2020.01); B21F 9/00 (2006.01); B21F 45/00 (2006.01); H01F 41/04 (2006.01); H01F 41/082 (2016.01);
U.S. Cl.
CPC ...
B21F 3/04 (2013.01); B21F 9/002 (2013.01); B21F 45/00 (2013.01); H01F 41/04 (2013.01); H01F 41/082 (2016.01); A24F 40/70 (2020.01);
Abstract

A coil winding apparatus includes: a core rod feeding unit configured to feed a string-shaped core rod from a core rod nozzle; a core rod drawing unit configured to draw out the core rod; a wire rod feeding unit configured to feed a wire rod towards the core rod; a rotator capable of rotating about the core rod nozzle; the guide member provided on the rotator, the guide member being configured to clamp, with the core rod, the wire rod that has been fed from the wire rod feeding unit; and a rotating unit configured to rotate the rotator to rotate the guide member together with the rotator so as to revolve the wire rod around the core rod in a vicinity of the core rod nozzle.


Find Patent Forward Citations

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Shibuya, Nao. (2024). Coil winding apparatus and coil winding method (U.S. Patent No. 11925970). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11925970

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