JPH0284403U - - Google Patents
Info
- Publication number
- JPH0284403U JPH0284403U JP16329888U JP16329888U JPH0284403U JP H0284403 U JPH0284403 U JP H0284403U JP 16329888 U JP16329888 U JP 16329888U JP 16329888 U JP16329888 U JP 16329888U JP H0284403 U JPH0284403 U JP H0284403U
- Authority
- JP
- Japan
- Prior art keywords
- open
- short
- resonator
- groove
- dielectric filter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図は本考案に係る誘電体フイルタの一実施
例を示す斜視図、第２図はその要部の断面図、第
３図は本考案に係る誘電体フイルタの他の実施例
の要部を示す断面図、第４図は従来技術の一例を
示す断面図である。
１０，２０……誘電体ブロツク、１２，２２ａ
，２２ｂ，２２ｃ……共振子穴、１４，２４……
結合子穴、１６，２６……メタライズ層、３０，
３２……ネジ溝。
FIG. 1 is a perspective view showing one embodiment of the dielectric filter according to the present invention, FIG. 2 is a sectional view of the main part thereof, and FIG. 3 is a main part of another embodiment of the dielectric filter according to the present invention. FIG. 4 is a cross-sectional view showing an example of the prior art. 10, 20...dielectric block, 12, 22a
, 22b, 22c...Resonator hole, 14, 24...
Connector hole, 16, 26...metalized layer, 30,
32...Screw groove.
Claims (1)
３個以上の共振子穴を設け、該共振子穴が開口し
ている一方の面を開放面とし他方の面を短絡面と
して、該開放面を除く外表面と各共振子穴の内面
にメタライズ層を形成した一体構造の誘電体フイ
ルタにおいて、誘電体ブロツクの開放面と短絡面
は段差のない平坦形状をなし、前記共振子穴の短
絡面側又は開放面側にほぼ円周方向に延びる溝を
形成し、該溝の凹凸に倣つて且つ共振子穴のほぼ
全面にわたつてメタライズ層を形成したことを特
徴とする誘電体フイルタ。 ２ 円周方向の溝がネジ溝である請求項１記載の
誘電体フイルタ。[Claims for Utility Model Registration] 1. Three or more resonator holes are provided in the longitudinal direction of a rectangular parallelepiped-shaped dielectric block, one surface where the resonator holes are open is an open surface, and the other surface is an open surface. In a dielectric filter having an integral structure in which a metallized layer is formed on the outer surface other than the open surface and the inner surface of each resonator hole as a short-circuit surface, the open surface and the short-circuit surface of the dielectric block have a flat shape with no step, A groove extending approximately in the circumferential direction is formed on the short-circuit surface side or the open surface side of the resonator hole, and a metallized layer is formed following the unevenness of the groove and covering almost the entire surface of the resonator hole. dielectric filter. 2. The dielectric filter according to claim 1, wherein the circumferential groove is a screw groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16329888U JPH0284403U (en) | 1988-12-15 | 1988-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16329888U JPH0284403U (en) | 1988-12-15 | 1988-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0284403U true JPH0284403U (en) | 1990-06-29 |
Family
ID=31447902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16329888U Pending JPH0284403U (en) | 1988-12-15 | 1988-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0284403U (en) |
-
1988
- 1988-12-15 JP JP16329888U patent/JPH0284403U/ja active Pending