JPS6170425U - - Google Patents
Info
- Publication number
- JPS6170425U JPS6170425U JP15377184U JP15377184U JPS6170425U JP S6170425 U JPS6170425 U JP S6170425U JP 15377184 U JP15377184 U JP 15377184U JP 15377184 U JP15377184 U JP 15377184U JP S6170425 U JPS6170425 U JP S6170425U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- plate
- vibrator
- peripheral part
- periphery
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図ａは本考案における圧電板の正面図。第
１図ｂは本考案における圧電振動子の正面図。第
２図ａ，ｂ，ｃは本考案を水晶振動子に適用した
実施例図。第３図は第２図に示す本考案の実施例
の等価直列抵抗の値を示す特性図。第４図は本考
案の圧電振動子に使用される圧電板の他の実施例
を示す側面図と平面図。第５図ａ，ｂ，ｃは従来
の圧電振動子に使用される圧電板の断面図。第６
図は従来の圧電振動子を示す正面図。
１０１，４０１，５０１，６０１……圧電板、
２０１……水晶板、１０２，２０２，６０２……
電極、１０６，６０３……サポート、１０７，６
０４……保持器、１０８，６０５……保持器の端
子、１０３，２０４……電極引出し部、１０４…
…圧電板の中央部、１０９，２０３，４０２……
圧電板の周辺部の段差、１０５……圧電板の周辺
部の段差の形成されていない部分。
FIG. 1a is a front view of the piezoelectric plate according to the present invention. FIG. 1b is a front view of the piezoelectric vibrator according to the present invention. FIGS. 2a, b, and c are illustrations of an embodiment in which the present invention is applied to a crystal resonator. FIG. 3 is a characteristic diagram showing the value of equivalent series resistance of the embodiment of the present invention shown in FIG. FIG. 4 is a side view and a plan view showing another embodiment of the piezoelectric plate used in the piezoelectric vibrator of the present invention. FIGS. 5a, b, and c are cross-sectional views of piezoelectric plates used in conventional piezoelectric vibrators. 6th
The figure is a front view showing a conventional piezoelectric vibrator. 101,401,501,601...piezoelectric plate,
201... Crystal plate, 102, 202, 602...
Electrode, 106,603...Support, 107,6
04...Retainer, 108,605...Terminal of retainer, 103,204...Electrode extraction part, 104...
...Central part of piezoelectric plate, 109, 203, 402...
Level difference at the periphery of the piezoelectric plate, 105...A portion where a level difference is not formed at the periphery of the piezoelectric plate.
Claims (1)
動子において、 周辺部の一部分を除く周辺部を中央部よりも階
段状に薄くした構造の圧電板を備え、 その圧電板の中央部に金属膜電極を設け、さら
に電極引出し部を前記圧電板の周辺の階段状の厚
い位置より周辺に引出し、 上記位置で振動子保持器の端子にサポートによ
り取付けたことを特徴とする圧電振動子。[Scope of Claim for Utility Model Registration] A plate-shaped piezoelectric vibrator that uses thickness vibration as its vibration mode, which includes a piezoelectric plate having a structure in which the peripheral part, excluding a part of the peripheral part, is thinner in a stepped manner than the central part, and the piezoelectric A metal film electrode is provided in the center of the plate, and an electrode lead-out portion is drawn out from a step-like thick position around the piezoelectric plate to the periphery, and is attached to a terminal of a vibrator holder with a support at the above-mentioned position. piezoelectric vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15377184U JPS6170425U (en) | 1984-10-12 | 1984-10-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15377184U JPS6170425U (en) | 1984-10-12 | 1984-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6170425U true JPS6170425U (en) | 1986-05-14 |
Family
ID=30711784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15377184U Pending JPS6170425U (en) | 1984-10-12 | 1984-10-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6170425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014147091A (en) * | 2014-03-19 | 2014-08-14 | Seiko Epson Corp | Piezoelectric vibrating reed and piezoelectric vibrator |
-
1984
- 1984-10-12 JP JP15377184U patent/JPS6170425U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014147091A (en) * | 2014-03-19 | 2014-08-14 | Seiko Epson Corp | Piezoelectric vibrating reed and piezoelectric vibrator |
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