JPH02146407U

JPH02146407U -

Info

Publication number: JPH02146407U
Application number: JP5565489U
Authority: JP
Priority date: 1989-05-15
Filing date: 1989-05-15
Publication date: 1990-12-12

Description

[Brief explanation of drawings]

第１図は本考案に係る絶縁型トランス用コアの
第１の実施例を示す平面図、第２図は同実施例の
コアにボビンを嵌装した状態を示すコアとボビン
と引き出し線との配置関係を示す説明図、第３図
は本考案の第２の実施例を示す対称形コアの左半
分の平面図、第４図は同実施例のコアとボビンと
引き出し線との配置関係の説明図、第５図は本考
案の第３の実施例を示す対称形コアの左半分の平
面図、第６図は従来の一般的な絶縁型高周波スイ
ツチングトランスのコアとボビンと引き出し線と
の配置関係を示す説明図、第７図は従来のコアの
正面図、第８図は従来のコアの平面図である。１……中脚、２ａ，２ｂ……外脚、３……フエ
ライトコア、４……ボビン、５……端子台座、６
……溝、７……巻胴部、８……引き出し線。 Fig. 1 is a plan view showing a first embodiment of the core for an insulated transformer according to the present invention, and Fig. 2 shows a state in which a bobbin is fitted to the core of the same embodiment, and a diagram of the core, bobbin, and lead wire. FIG. 3 is a plan view of the left half of a symmetrical core showing the second embodiment of the present invention, and FIG. 4 is an explanatory diagram showing the arrangement relationship between the core, bobbin, and lead wire of the same embodiment. An explanatory diagram, FIG. 5 is a plan view of the left half of a symmetrical core showing the third embodiment of the present invention, and FIG. 6 is a diagram showing the core, bobbin, and lead wire of a conventional general insulated high-frequency switching transformer. FIG. 7 is a front view of a conventional core, and FIG. 8 is a plan view of a conventional core. 1... middle leg, 2a, 2b... outer leg, 3... ferrite core, 4... bobbin, 5... terminal pedestal, 6
... Groove, 7 ... Winding trunk, 8 ... Leading line.

Claims

[Scope of utility model registration request]

In an E-shaped insulated transformer core with a center leg at the center and outer legs on both sides,
A core for an insulated transformer, wherein opposing surfaces of each outer leg facing the middle leg are retracted from the center in a direction in which both end portions move away from the middle leg.