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Patent Searching and Data


Title:
WELDING TRANSFORMER
Document Type and Number:
WIPO Patent Application WO/2019/131883
Kind Code:
A1
Abstract:
A welding transformer (10) includes a core (12), and a primary winding (18) and a secondary winding (20) wound alternately around the core (12). The primary winding (18) has a first strip-shaped conductor (40a) with the width direction thereof extending parallel to the direction Dy of flux passing through the core (12). The secondary winding (20) has a second strip-shaped conductor (40b) with the width direction thereof extending parallel to the direction Dy of the flux passing through the core (12). The first strip-shaped conductor (40a) and the second strip-shaped conductor (40b) are laminated alternately in a direction Dx perpendicular to the direction Dy of the flux.

Inventors:
UCHIDA MITSUHIKO (JP)
KUDARA MAKOTO (JP)
OKA TAMAMI (JP)
Application Number:
JP2018/048151
Publication Date:
July 04, 2019
Filing Date:
December 27, 2018
Export Citation:
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Assignee:
VOLTER CO LTD (Postcode1700012, JP)
International Classes:
H01F30/10; B23K11/24; H01F27/28
Foreign References:
JP2016005004A2016-01-12
JP2011251339A2011-12-15
JPS5211117U1977-01-26
JP2010245183A2010-10-28
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (Shinjuku Maynds Tower 16F, 1-1 Yoyogi 2-chome, Shibuya-k, Tokyo 53, 〒1510053, JP)
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