Title:
トランス
Document Type and Number:
Japanese Patent JP7210878
Kind Code:
B2
Abstract:
To provide a transformer capable of dealing with heavy-current, excellent in coupling between coils, and can be made compact.SOLUTION: A transformer has flat conductors 31, 32 becoming a pair of primary coils, a bobbin 20 having a winding core part 28 where a secondary coil 341 is placed between these primary coils, and a pair of secondary terminals 35, ..., with which wire lead parts 342, ..., i.e., both ends of a wire 34 constituting the secondary coil 341, are connected, respectively. A pair of flat lead parts 312, 313, 322, 323, molded integrally with the flat conductors 31, 32, are bent to the outside toward the inside of pedestal bases 22, 23, and exposed from the mounting side bottom face of each pedestal base 22, 23 thus constituting a primary terminal.SELECTED DRAWING: Figure 3A
Inventors:
Masatoshi Yasuda
Hideaki Harada
Nobuo Kitajima
Hideaki Harada
Nobuo Kitajima
Application Number:
JP2017235331A
Publication Date:
January 24, 2023
Filing Date:
December 07, 2017
Export Citation:
Assignee:
tdk Corporation
International Classes:
H01F27/28; H01F27/29; H01F27/32; H01F30/10; H01F38/28; H01F38/30
Domestic Patent References:
| JP2000150267A | ||||
| JP4076028U | ||||
| JP1273303A | ||||
| JP2008171880A | ||||
| JP2008010660A | ||||
| JP2004228268A | ||||
| JP62204314U | ||||
| JP2012015524A | ||||
| JP2017188202A | ||||
| JP2001044048A | ||||
| JP3080687U |
Foreign References:
| US20120001887 | ||||
| US4916424 | ||||
| US20170287628 | ||||
| US20120154363 |
Attorney, Agent or Firm:
Maeda Suzuki International Patent Attorneys Corporation