JPH01133813U

JPH01133813U -

Info

Publication number: JPH01133813U
Application number: JP2882188U
Authority: JP
Priority date: 1988-03-04
Filing date: 1988-03-04
Publication date: 1989-09-12
Also published as: JPH0438573Y2

Description

[Brief explanation of the drawing]

第１図は第１の実施例のノイズフイルタ装置を
示す斜視図、第２図は第１図のノイズフイルタ装
置の拡大縦断面図、第３図は誘電体基板の一方の
主面の個別電極を示す平面図、第４図は誘電体基
板の他方の主面の共通電極を示す底面図、第５図
は第１及び第２のアース板と台座を示す斜視図、
第６図は第２の実施例のノイズフイルタ装置を示
す分解斜視図、第７図は第６図のノイズフイルタ
装置の拡大縦断面図、第８図は第６図の誘電体基
板と個別電極を示す図、第９図は第６図の誘電体
基板と共通電極を示す図、第１０図は第６図のア
ース板と台座を示す斜視図、第１１図は第３の実
施例のノイズフイルタ装置のケースを装着する前
の状態を示す斜視図、第１２図は第３の実施例の
ノイズフイルタ装置のケースを装着した後の状態
を示す斜視図、第１３図は第１の実施例のノイズ
フイルタ装置及び従来のノイズフイルタ装置のノ
イズ吸収効果を示す図、第１４図は従来のノイズ
フイルタ装置の斜視図、第１５図は従来例のノイ
ズフイルタ装置の等価回路図である。１１……第１のフエライトブロツク、１２……
第２のフエライトブロツク、１３，１３ａ，１３
ｂ……アース板、１４……台座、１５……誘電体
基板、１６……コンデンサブロツク、１７……逆
Ｕ字状導線、１８，１９……貫通孔、２０……個
別電極、２１……共通電極、２６，２７……半田
。 FIG. 1 is a perspective view showing the noise filter device of the first embodiment, FIG. 2 is an enlarged vertical sectional view of the noise filter device of FIG. 1, and FIG. 3 is an individual electrode on one main surface of the dielectric substrate. FIG. 4 is a bottom view showing the common electrode on the other main surface of the dielectric substrate, FIG. 5 is a perspective view showing the first and second ground plates and the pedestal,
6 is an exploded perspective view showing the noise filter device of the second embodiment, FIG. 7 is an enlarged vertical sectional view of the noise filter device of FIG. 6, and FIG. 8 is the dielectric substrate and individual electrodes of FIG. 6. , FIG. 9 is a diagram showing the dielectric substrate and common electrode in FIG. 6, FIG. 10 is a perspective view showing the ground plate and pedestal in FIG. 6, and FIG. 11 is a noise diagram in the third embodiment. FIG. 12 is a perspective view showing the state of the noise filter device of the third embodiment before the case is attached, FIG. 13 is a perspective view of the noise filter device of the third embodiment after the case is attached, and FIG. 13 is the first embodiment. FIG. 14 is a perspective view of the conventional noise filter device, and FIG. 15 is an equivalent circuit diagram of the conventional noise filter device. 11...first ferrite block, 12...
Second ferrite block, 13, 13a, 13
b...Earth plate, 14...Pedestal, 15...Dielectric substrate, 16...Capacitor block, 17...Inverted U-shaped conducting wire, 18, 19...Through hole, 20...Individual electrode, 21... Common electrode, 26, 27...solder.

Claims

[Claims for Utility Model Registration]
an insulating magnetic material block juxtaposed to the first insulating magnetic material block,
and a second insulating magnetic material block in which a plurality of through holes corresponding to the plurality of through holes of the first insulating magnetic material block are arranged in an aligned state, and a pair of legs and a top portion. It is formed into a substantially inverted U-shape, with one leg inserted into the through hole of the first insulating magnetic block, and the other leg inserted into the second insulating magnetic block.
an inverted U-shaped conducting wire inserted into a through hole of an insulating magnetic block; a dielectric substrate for obtaining a capacitor block; and a plurality of individual electrodes provided on one main surface of the dielectric substrate. , a common electrode provided on the other main surface of the dielectric substrate so as to have a portion facing the plurality of individual electrodes, and a conductor for connecting the individual electrodes to the top of the inverted U-shaped conducting wire. and a connection conductor for connecting the common electrode to an external circuit.