JPH01134260U - - Google Patents
Info
- Publication number
- JPH01134260U JPH01134260U JP3028588U JP3028588U JPH01134260U JP H01134260 U JPH01134260 U JP H01134260U JP 3028588 U JP3028588 U JP 3028588U JP 3028588 U JP3028588 U JP 3028588U JP H01134260 U JPH01134260 U JP H01134260U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric element
- acceleration sensor
- cantilever vibrator
- stopper
- circuit board
- 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
- 230000001133 acceleration Effects 0.000 claims description 4
Description
第１図は本考案の実施例の要部平面部、第２図
は同断面図、第３図は従来の加速度センサの斜視
図、第４図は同じく一部平面図、第５図は従来の
加速度センサの圧電素子部の平面図、第６図は同
断面図を示す。
１…圧電素子、１ａ…コ字状スリツト、１ｂ…
振動子、８…ストツパ、１２…プリント基板、１
６…ケース。
Fig. 1 is a plan view of the main part of the embodiment of the present invention, Fig. 2 is a sectional view of the same, Fig. 3 is a perspective view of a conventional acceleration sensor, Fig. 4 is a partial plan view of the same, and Fig. 5 is a conventional FIG. 6 is a plan view of the piezoelectric element portion of the acceleration sensor, and FIG. 6 is a sectional view thereof. 1... Piezoelectric element, 1a... U-shaped slit, 1b...
Vibrator, 8... Stopper, 12... Printed circuit board, 1
6...Case.
Claims (1)
された圧電素子にコ字状スリツトを設けて片持梁
振動子を形成してなる加速度センサにおいて、圧
電素子に片持梁振動子の過大なたわみを阻止する
ストツパを設けたことを特徴とする加速度センサ
。 In an acceleration sensor in which a cantilever vibrator is formed by providing a U-shaped slit in a piezoelectric element bonded to a printed circuit board housed in a case, excessive deflection of the cantilever vibrator is detected in the piezoelectric element. An acceleration sensor characterized by being provided with a stopper that prevents.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3028588U JPH01134260U (en) | 1988-03-09 | 1988-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3028588U JPH01134260U (en) | 1988-03-09 | 1988-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01134260U true JPH01134260U (en) | 1989-09-13 |
Family
ID=31255219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3028588U Pending JPH01134260U (en) | 1988-03-09 | 1988-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01134260U (en) |
-
1988
- 1988-03-09 JP JP3028588U patent/JPH01134260U/ja active Pending