JPH0232205U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の実施例に係わる誘電体フイル
タを第２図の―線で示す断面図、第２図は第
１図の誘電体フイルタの平面図、第３図は第２図
の―線一部切欠断面図、第４図は第１図の各
導体膜を有する誘電体ブロツクを示す斜視図、第
５図は第１図の誘電体フイルタのコンデンサとシ
ールド部材の組立体を示す平面図、第６図は第５
図の―線断面図、第７図は第１図の結合コン
デンサを示す断面図、第８図は第１図のシールド
部材の側面図、第９図は第１図の誘電体フイルタ
の等価回路図、第１０図は変形例の誘電体フイル
タを示す第１図に対応する部分の断面図である。 １…誘電体ブロツク、２…一方の端面、３…他
方の端面、４…共振用貫通孔、４ａ…段部、６…
内導体膜、８…外導体膜、９…端面導体膜、１０
…第１の結合コンデンサ、１１…第２の結合コン
デンサ、１２，１３…誘電体、１４，１５…第１
の電極、１６，１７…第２の電極、２０，２１…
リード端子、２２，２３…鍔部突出部、２４，２
５…接続端子。 FIG. 1 is a cross-sectional view of a dielectric filter according to an embodiment of the present invention, indicated by the line - in FIG. 2, FIG. 2 is a plan view of the dielectric filter in FIG. 4 is a perspective view showing a dielectric block having each conductor film shown in FIG. 1, and FIG. 5 is a plan view showing an assembly of a capacitor and a shield member of the dielectric filter shown in FIG. 1. Figure 6 is the 5th
Figure 7 is a cross-sectional view showing the coupling capacitor in Figure 1, Figure 8 is a side view of the shield member in Figure 1, and Figure 9 is an equivalent circuit of the dielectric filter in Figure 1. 10 are sectional views of a portion corresponding to FIG. 1 showing a modified dielectric filter. DESCRIPTION OF SYMBOLS 1... Dielectric block, 2... One end surface, 3... Other end surface, 4... Resonance through hole, 4a... Step part, 6...
Inner conductor film, 8... Outer conductor film, 9... End surface conductor film, 10
...first coupling capacitor, 11...second coupling capacitor, 12,13...dielectric, 14,15...first
electrodes, 16, 17... second electrodes, 20, 21...
Lead terminal, 22, 23...flange protrusion, 24, 2
5... Connection terminal.

Claims (1)

【実用新案登録請求の範囲】 共振用貫通孔を有する誘電体ブロツクと、 前記貫通孔の壁面に設けられた内導体膜と、 前記誘電体ブロツクの外周面に設けられた外導
体膜と、 前記共振用貫通孔内に少なくとも一部が挿入さ
れるように配置され、一方の電極が前記内導体膜
に結合されている結合コンデンサと、 を備えている誘電体共振器において、 前記結合コンデンサが誘電体と、この誘電体に
設けられた一対の電極と、前記一対の電極の一方
に接続された端子ピンと、前記一対の電極の他方
に接続された外方向突出部を有する接続端子とを
有し、前記共振用貫通孔に前記外方向突出部を載
置するための段部が設けられ、前記外方向突出部
が前記段部に載置されて前記内導体膜に導電結合
されていることを特徴とする誘電体共振器。[Claims for Utility Model Registration] A dielectric block having a resonance through hole, an inner conductor film provided on the wall of the through hole, an outer conductor film provided on the outer peripheral surface of the dielectric block, and the A dielectric resonator comprising: a coupling capacitor disposed so as to be at least partially inserted into a resonance through-hole and having one electrode coupled to the inner conductor film, wherein the coupling capacitor is a dielectric a pair of electrodes provided on the dielectric body, a terminal pin connected to one of the pair of electrodes, and a connecting terminal having an outwardly protruding portion connected to the other of the pair of electrodes. , the resonance through hole is provided with a step for placing the outward protrusion, and the outward protrusion is placed on the step and conductively coupled to the inner conductor film. Features dielectric resonator.