JPS60174325U

JPS60174325U - piezoelectric resonator

Info

Publication number: JPS60174325U
Application number: JP6255984U
Authority: JP
Inventors: 郁夫加藤; 斉藤　裕志
Original assignee: ティーディーケイ株式会社
Priority date: 1984-04-27
Filing date: 1984-04-27
Publication date: 1985-11-19

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の圧電共振子の斜視図、第２図は本考案に
係る圧電共振子の斜視図、第３図は本考案に係る圧電共
振子の別の実施例における斜視図、第４図は本考案に係
る圧電共振子の別の実施例における正面部分断面図、第
５図は第４図のＡ−Ａ線上における断面図、第６図は第
１図に示した従来の圧電共振子の周波数−インピーダン
ス特性図、第７図は本考案に係る圧電共振子の周波数−
インピーダンス特性図である。１・・・・・・圧電磁器基体、２，３・・・・・・電極
、４，５・・・・・・リード端子、６，７・・・・・・
リード電極、８，９・・・・・・半田レジスト、Ｇ□、
Ｇ２・・・・・・ギャップ。FIG. 1 is a perspective view of a conventional piezoelectric resonator, FIG. 2 is a perspective view of a piezoelectric resonator according to the present invention, FIG. 3 is a perspective view of another embodiment of the piezoelectric resonator according to the present invention, and FIG. The figure is a front partial sectional view of another embodiment of the piezoelectric resonator according to the present invention, FIG. 5 is a sectional view taken along line A-A in FIG. 4, and FIG. Figure 7 shows the frequency-impedance characteristic diagram of the piezoelectric resonator according to the present invention.
It is an impedance characteristic diagram. 1... Piezoelectric ceramic base, 2, 3... Electrode, 4, 5... Lead terminal, 6, 7...
Lead electrode, 8, 9...Solder resist, G□,
G2...Gap.

Claims

[Scope of utility model registration request]

(1) In a piezoelectric resonator in which a pair of electrodes is provided on opposing surfaces of a piezoelectric ceramic base and a lead terminal is soldered to each of the pair of electrodes, the side of the part of the surface of the electrode where the lead terminal is soldered. A piezoelectric resonator characterized in that a solder resist is applied to a portion of the piezoelectric resonator.

(2) The piezoelectric resonator according to claim 1, wherein the piezoelectric ceramic base has a gap that separates the electrode and the lead electrode for connecting the lead terminal.

(3) The piezoelectric resonator according to claim 2, wherein the gap is a groove.

(4) Utility model registration Claims 1, 2, or 3 characterized in that an insulating resin is coated so that a cavity is formed around the opposing regions of the pair of electrodes. The piezoelectric resonator described in .