JPS61121024U - - Google Patents
Info
- Publication number
- JPS61121024U JPS61121024U JP351385U JP351385U JPS61121024U JP S61121024 U JPS61121024 U JP S61121024U JP 351385 U JP351385 U JP 351385U JP 351385 U JP351385 U JP 351385U JP S61121024 U JPS61121024 U JP S61121024U
- Authority
- JP
- Japan
- Prior art keywords
- axis
- rotated
- crystal
- take
- main surface
- 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
- 239000013078 crystal Substances 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
第１図は本考案の第一実施例の側面図。第２図
は本考案の第一実施例の平面図。第３図は本考案
の第一実施例の組立図。第４図は本考案による水
晶振動子の特性図。第５図は本考案による第二実
施例の側面図。第６図は本考案の第二実施例の平
面図。第７図は従来例の平面図（正方形）。第８
図は従来例の平面図（円形）。第９図は２回回転
の切出し方位の説明図。第１０図は２回回転の水
晶振動子の特性図。第１１図はＢモード抑圧の従
来例（円形）。第１２図はＢモード抑圧の従来例
（正方形）。
１０１，４０１，５０１，６０１，８０１……
水晶板、１０２，４０２，５０２，６０２，８０
２……電極、４０３……接着剤、５０３……水晶
板の支持位置、５０４，６０４……サポート、５
０５，６０５……保持器、６０３，８０３……段
差、６０６……水晶板の中央部、６０７……水晶
板の端部。
FIG. 1 is a side view of the first embodiment of the present invention. FIG. 2 is a plan view of the first embodiment of the present invention. FIG. 3 is an assembly diagram of the first embodiment of the present invention. Figure 4 is a characteristic diagram of the crystal resonator according to the present invention. FIG. 5 is a side view of a second embodiment of the present invention. FIG. 6 is a plan view of a second embodiment of the present invention. FIG. 7 is a plan view (square) of the conventional example. 8th
The figure is a plan view (circular) of a conventional example. FIG. 9 is an explanatory diagram of the cutting direction of two rotations. FIG. 10 is a characteristic diagram of a twice-rotated crystal oscillator. FIG. 11 shows a conventional example of B-mode suppression (circle). FIG. 12 is a conventional example (square) of B-mode suppression. 101,401,501,601,801...
Crystal plate, 102, 402, 502, 602, 80
2... Electrode, 403... Adhesive, 503... Crystal plate support position, 504, 604... Support, 5
05,605...Retainer, 603,803...Step, 606...Central part of crystal plate, 607... End part of crystal plate.
Claims (1)
おいて、 水晶板の長さ方向にｘ軸をとり、厚み方向にｙ
軸をとり、幅方向にｚ軸をとり、さらにｚ軸回り
にφ°回転させたときの長さ方向（ｘ′方向）を
ｌとし、ｘ軸回りにθ°回転させたときの幅方向
（ｚ′軸）をωとするとき、 １８°≦φ≦２４° の範囲にあり、 かつ主面にはｘ′軸方向に平行に一つ以上の段差
が設けられ、主面の端部はその中央部分より厚み
が薄く形成された ことを特徴とする水晶振動子。[Claims for Utility Model Registration] In a crystal resonator in which electrodes are provided on both sides of a crystal plate, the x-axis is taken in the length direction of the crystal plate, and the y-axis is taken in the thickness direction.
Take the axis, take the z-axis in the width direction, and let the length direction (x' direction) when rotated by φ° around the z-axis be l, and the width direction (when rotated by θ° around the x-axis) z′ axis) is in the range of 18°≦φ≦24°, and the main surface has one or more steps parallel to the x′ axis direction, and the end of the main surface is A crystal resonator characterized by being thinner than the central portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP351385U JPS61121024U (en) | 1985-01-14 | 1985-01-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP351385U JPS61121024U (en) | 1985-01-14 | 1985-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61121024U true JPS61121024U (en) | 1986-07-30 |
Family
ID=30478208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP351385U Pending JPS61121024U (en) | 1985-01-14 | 1985-01-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61121024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998047226A1 (en) * | 1997-04-14 | 1998-10-22 | Toyo Communication Equipment Co., Ltd. | At-cut crystal resonator |
-
1985
- 1985-01-14 JP JP351385U patent/JPS61121024U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998047226A1 (en) * | 1997-04-14 | 1998-10-22 | Toyo Communication Equipment Co., Ltd. | At-cut crystal resonator |