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Title:
WINDING TYPE TRANSFORMER CORE HAVING SUPPORT STRUCTURE
Document Type and Number:
Japanese Patent JP2012069943
Kind Code:
A
Abstract:

To provide a winding type transformer core in which a bonding process is simplified during manufacture, and cutting amount and grinding amount for manufacturing an E plate are reduced.

In a winding type transformer core, a plurality of thin band-like amorphous iron sheets stacked coaxially around at least one central axis are provided, and a lower yoke portion, an upper yoke portion, and at least two leg portions are provided, to provide a module type plate-like support structure. The support structure is bonded perpendicularly to the central axis, on the side of both surfaces of the lower yoke portion as well as on the side of both surfaces of the leg portions, with adjoining iron sheets bonded together by their outside edges. The module type plate-like support structure includes at least two plate-like modules, on each surface side of the core portion which belongs to. They include at least one core loop made from magnetic material, connected each other by first or second plug-in type connection.


Inventors:
DANIEL SCHEFFLER
LEE SUNG-CHOL
LIM JONG-YUNG
JENS TEPPER
BRAK ESENRIK
BENJAMIN BARBER
JASMIN SMAJIC
BERNHARD PETERMEYER
Application Number:
JP2011188105A
Publication Date:
April 05, 2012
Filing Date:
August 31, 2011
Export Citation:
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Assignee:
ABB TECHNOLOGY AG
International Classes:
H01F27/26; H01F27/24; H01F30/00; H01F30/12
Attorney, Agent or Firm:
蔵田 昌俊
河野 哲
中村 誠
福原 淑弘
峰 隆司
白根 俊郎
村松 貞男
野河 信久
砂川 克