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Title:
TRANSFORMER
Document Type and Number:
WIPO Patent Application WO/2022/014214
Kind Code:
A1
Abstract:
A transformer (1) has: a cylindrical bobbin (2); and a coil (3) wound around the outer circumference of the bobbin (2) and along an axis T. The coil (3) has a projection (33) that projects in a radial direction. The bobbin (2) has a positioning unit (27) that faces the projection (33) of the coil (3) in the direction of the axis T. The positioning unit (27) restricts, in cooperation with the projection (33), movement of the coil (3) in the direction of the axis T with respect to the bobbin (2). The projection (33) projects radially outward from a first end (31), in the direction of the axis T, of the coil (3).

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JP5877296Coil parts and their manufacturing methods
Inventors:
TANAKA SHO (JP)
Application Number:
PCT/JP2021/022103
Publication Date:
January 20, 2022
Filing Date:
June 10, 2021
Export Citation:
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Assignee:
TOGO SEISAKUSHO KK (JP)
International Classes:
H01F27/28; H01F30/10; H01F27/32
Foreign References:
JP2015204435A2015-11-16
JP2017224762A2017-12-21
JP2002064020A2002-02-28
JP2013021217A2013-01-31
JP2000182857A2000-06-30
JP2015019042A2015-01-29
US20020175798A12002-11-28
Attorney, Agent or Firm:
OKADA PATENT & TRADEMARK OFFICE, P. C. (JP)
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