JPS62147912U - - Google Patents
Info
- Publication number
- JPS62147912U JPS62147912U JP3661786U JP3661786U JPS62147912U JP S62147912 U JPS62147912 U JP S62147912U JP 3661786 U JP3661786 U JP 3661786U JP 3661786 U JP3661786 U JP 3661786U JP S62147912 U JPS62147912 U JP S62147912U
- Authority
- JP
- Japan
- Prior art keywords
- ceramic heater
- constant temperature
- piezoelectric
- temperature oven
- item
- 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 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Description
第１図は本考案の恒温槽付水晶発振器の図で、
同図ａは同分解図、同図ｂは同断面図である。第
２図ａはセラミツクヒータの一部分図、同図ｂは
同断面図である。第３図ａは本考案の他の実施例
を説明する主要部分図、同図ｂはセラミツクヒー
タの主要図、第４図、は本考案の更に他の実施例
を説明する分解図である。第５図は本考案の一従
来例を説明する水晶発振器の分解図である。
２６…セラミツクヒータ、３３…セラミツク基
体、３５…発熱抵抗体、３７…絶縁膜。
Figure 1 is a diagram of the temperature-controlled crystal oscillator of the present invention.
Figure a is an exploded view, and figure b is a sectional view. FIG. 2a is a partial view of the ceramic heater, and FIG. 2b is a sectional view thereof. FIG. 3a is a main partial view illustrating another embodiment of the present invention, FIG. 3b is a main view of a ceramic heater, and FIG. 4 is an exploded view illustrating still another embodiment of the present invention. FIG. 5 is an exploded view of a crystal oscillator illustrating a conventional example of the present invention. 26...Ceramic heater, 33...Ceramic base, 35...Heating resistor, 37...Insulating film.
Claims (1)
し該抵抗発熱体に絶縁膜を設けてセラミツクヒー
タとし、該セラミツクヒータを圧電振動子の周囲
温度を一定にする恒温源として、かつ、該セラミ
ツクヒータの表面に回路素子を配設したことを特
徴とする恒温槽付圧電発振器。 (2) 前記セラミツクヒータを有底筒体状に形成
し、前記圧電振動子を収納したことを特徴とする
第１項記載の恒温槽付圧電発振器。 (3) 前記セラミツクヒータを平板状に形成して
ケースに装着し、該ケースに前記圧電振動子を収
納したことを特徴とする第１項記載の恒温槽付圧
電発振器。 (4) 前記セラミツクヒータを圧電振動子のケー
スに適用したことを特徴とする第１項記載の恒温
槽付圧電発振器。[Claims for Utility Model Registration] (1) A resistance heating element is formed on the surface of a ceramic substrate, an insulating film is provided on the resistance heating element to form a ceramic heater, and the ceramic heater is used to maintain a constant ambient temperature of a piezoelectric vibrator. A piezoelectric oscillator with a constant temperature oven, which serves as a constant temperature source and is characterized in that a circuit element is disposed on the surface of the ceramic heater. (2) The piezoelectric oscillator with a constant temperature oven according to item 1, wherein the ceramic heater is formed in the shape of a cylinder with a bottom, and the piezoelectric vibrator is housed therein. (3) The piezoelectric oscillator with a constant temperature oven according to item 1, wherein the ceramic heater is formed into a flat plate shape and is mounted in a case, and the piezoelectric vibrator is housed in the case. (4) The piezoelectric oscillator with a constant temperature oven according to item 1, wherein the ceramic heater is applied to a case of a piezoelectric vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3661786U JPS62147912U (en) | 1986-03-13 | 1986-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3661786U JPS62147912U (en) | 1986-03-13 | 1986-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62147912U true JPS62147912U (en) | 1987-09-18 |
Family
ID=30847188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3661786U Pending JPS62147912U (en) | 1986-03-13 | 1986-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62147912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009027495A (en) * | 2007-07-20 | 2009-02-05 | Nippon Dempa Kogyo Co Ltd | Control circuit for thermostatic oven in crystal oscillator with thermostatic oven |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59169209A (en) * | 1983-03-16 | 1984-09-25 | Nec Corp | Crystal oscillator having thermostatic chamber |
-
1986
- 1986-03-13 JP JP3661786U patent/JPS62147912U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59169209A (en) * | 1983-03-16 | 1984-09-25 | Nec Corp | Crystal oscillator having thermostatic chamber |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009027495A (en) * | 2007-07-20 | 2009-02-05 | Nippon Dempa Kogyo Co Ltd | Control circuit for thermostatic oven in crystal oscillator with thermostatic oven |