JPS59221021A - Resonator - Google Patents
ResonatorInfo
- Publication number
- JPS59221021A JPS59221021A JP9632383A JP9632383A JPS59221021A JP S59221021 A JPS59221021 A JP S59221021A JP 9632383 A JP9632383 A JP 9632383A JP 9632383 A JP9632383 A JP 9632383A JP S59221021 A JPS59221021 A JP S59221021A
- Authority
- JP
- Japan
- Prior art keywords
- resonator
- screen
- plate
- case
- resonant element
- 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
- 239000000919 ceramic Substances 0.000 abstract description 3
- 230000006355 external stress Effects 0.000 abstract description 2
- 230000010355 oscillation Effects 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
- H03H9/58—Multiple crystal filters
- H03H9/581—Multiple crystal filters comprising ceramic piezoelectric layers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
Description
【発明の詳細な説明】 産業上の利用分野 本発明は共振子に関するものである。[Detailed description of the invention] Industrial applications The present invention relates to a resonator.
°従来例の構成とその問題点
以下第1図を参照しながら、従来の共振子について説明
する。Configuration of Conventional Example and Problems Thereinafter, a conventional resonator will be explained with reference to FIG.
第1図は従来の共振子の要部斜視図である。図ニオイて
、1は機械的振動をする矩形のセラミック共振素子で、
両面に中央部より一方の端面側に延る電極2を有してい
る。3はプリント基板で、前記共振素子1を配線する電
極4が設けられている。6は前記プリント基板5の電極
4とそれぞれはんだ付けされたリード端子である。6は
前記電極4に共振素子1を電気的に接続するだめの導電
性接着剤である。FIG. 1 is a perspective view of essential parts of a conventional resonator. As shown in the figure, 1 is a rectangular ceramic resonant element that vibrates mechanically.
Both surfaces have electrodes 2 extending from the center toward one end surface. Reference numeral 3 denotes a printed circuit board, on which electrodes 4 for wiring the resonant element 1 are provided. 6 are lead terminals soldered to the electrodes 4 of the printed circuit board 5, respectively. 6 is a conductive adhesive for electrically connecting the resonant element 1 to the electrode 4.
この組立品を樹脂でモールドあるいはケースに入れて、
共振子が完成される。このJ:うな構成の共振子におい
ては、共振素子の大きさに比べて製品形状が大きくなる
という欠点がある。This assembly is molded or cased with resin,
The resonator is completed. This resonator having a J: shape has a drawback in that the product shape is larger than the size of the resonant element.
発明の目的
本発明は上記欠点を解決するために、より小さな形状に
することができる共振子を提供することを目的とするも
のである。OBJECTS OF THE INVENTION In order to solve the above-mentioned drawbacks, it is an object of the present invention to provide a resonator that can be made smaller in size.
発明の構成
この目的を達成するために、本発明の共振子は、形状が
小さくなるように、リード端子と一体となった端子板上
で、共振素子をリード端子で挾み、前記共振素子に沿わ
せて衝立を立てて、ケースを上からかぶせることにより
、共振素子の形状に近い大きさの共振子を得ることがで
きる。Structure of the Invention In order to achieve this object, the resonator of the present invention is provided by sandwiching a resonant element between lead terminals on a terminal plate integrated with lead terminals so as to reduce the size of the resonator. A resonator having a size close to the shape of the resonant element can be obtained by erecting a screen along the resonator and placing a case over the resonator.
実施例の説明
以下本発明の一実施例について、図面を参照しながら説
明する。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.
第2図は本発明の一実施例におけるフィルタの素子組合
せ型の組立分解斜視図を示すものである。FIG. 2 is an exploded perspective view of an element combination type filter according to an embodiment of the present invention.
第2図において、1は側面を底部として立てた矩形のセ
ラミック共振素子である。21は前記共振素子1と電気
的に接続する電極板22と一体となった端子板、23は
前記共振素子に沿って立つ衝立である。24は外装を兼
ねた内部保護用のケースである。In FIG. 2, reference numeral 1 denotes a rectangular ceramic resonant element with the side surface as the bottom. 21 is a terminal plate integrated with the electrode plate 22 electrically connected to the resonant element 1, and 23 is a screen that stands along the resonant element. 24 is a case for internal protection that also serves as an exterior.
以上のように構成されたフィルタにおいて、衝立23は
共振素子1同士の接触とケース24および外部応力から
の衝撃より共振素子1を守る役目をしている。寸だ、端
子板21−ヒの素子中央部には溝25が設けられており
、共振素子1の振動を抑圧しないようにしている。In the filter configured as described above, the screen 23 serves to protect the resonant elements 1 from contact with each other and from impacts from the case 24 and external stress. In fact, a groove 25 is provided in the center of the element of the terminal plate 21-1 to prevent vibrations of the resonant element 1 from being suppressed.
以」二のように本実施例によれば、共振素子に沿って衝
立を立てることにより、共振素子の形状に近い大きさの
共振子を得ることができる。なお。As described above, according to this embodiment, by erecting a screen along the resonant element, a resonator having a size close to the shape of the resonant element can be obtained. In addition.
本実施例では衝立を分割したが連続したものでもよい。In this embodiment, the screen is divided, but it may be continuous.
また、端子板の溝を設けるかわりに、素子を挾む電極板
を設けてもよい。Moreover, instead of providing a groove in the terminal plate, an electrode plate may be provided to sandwich the element.
発明の効果
以上のように本発明は、衝立を有する端子板を有する端
子板を利用することにより、共振素子((近い形状の共
振素子が得られ、小型化の実用的効果は犬なるものであ
る。Effects of the Invention As described above, the present invention uses a terminal board having a terminal board with a screen to obtain a resonant element with a shape similar to that of the resonant element ((), and the practical effect of miniaturization is excellent. be.
第1図は従来の共振子の一例の要部斜視図−第2図は本
発明の一実施例の共振子の分解斜視図である。
1・・−・・共振素子、21・ 一端子板、22−・・
電極板、23・・−衝立、24・−ケース、25−・・
溝・FIG. 1 is a perspective view of essential parts of an example of a conventional resonator, and FIG. 2 is an exploded perspective view of a resonator according to an embodiment of the present invention. 1... Resonance element, 21. One terminal board, 22-...
Electrode plate, 23...-screen, 24--case, 25-...
groove·
Claims (1)
うにリード端子を配置し、前記共振素子に沿わせて衝立
を設けて、さらにケースをかぶせてなる共振子。A resonator in which lead terminals are arranged integrally with lead terminals on a terminal board so as to sandwich a resonant element, a screen is provided along the resonant element, and the resonator is further covered with a case.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9632383A JPS59221021A (en) | 1983-05-30 | 1983-05-30 | Resonator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9632383A JPS59221021A (en) | 1983-05-30 | 1983-05-30 | Resonator |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59221021A true JPS59221021A (en) | 1984-12-12 |
Family
ID=14161797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9632383A Pending JPS59221021A (en) | 1983-05-30 | 1983-05-30 | Resonator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59221021A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5710120B2 (en) * | 1979-12-03 | 1982-02-24 | ||
JPS5723013B2 (en) * | 1979-03-15 | 1982-05-17 |
-
1983
- 1983-05-30 JP JP9632383A patent/JPS59221021A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5723013B2 (en) * | 1979-03-15 | 1982-05-17 | ||
JPS5710120B2 (en) * | 1979-12-03 | 1982-02-24 |
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