JPH026229U - - Google Patents
Info
- Publication number
- JPH026229U JPH026229U JP8382488U JP8382488U JPH026229U JP H026229 U JPH026229 U JP H026229U JP 8382488 U JP8382488 U JP 8382488U JP 8382488 U JP8382488 U JP 8382488U JP H026229 U JPH026229 U JP H026229U
- Authority
- JP
- Japan
- Prior art keywords
- resonator
- metal plate
- thin metal
- recess
- resonant thin
- 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.)
- Granted
Links
- 238000005452 bending Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Description
添付図面は本考案の実施例を示し、第１図はノ
ツクセンサの縦断側面図、第２図は第一実施例の
要部の側面図、第３図は第二実施例の同図、第４
図は第三実施例の同図、第５図は周波数特性図で
ある。
１；ケース、９；螺子杆、１０；振動感知部材
、１１；金属薄板、１２；陥凹部、１３；圧電素
子、２１ａ；折曲部分、２１ｂ，２１ｃ；折曲縁
部、２２；屈曲抑止材、２５；金属板、２６；内
端縁、３０；樹脂材、３５；薄膜。
The accompanying drawings show embodiments of the present invention; FIG. 1 is a longitudinal cross-sectional side view of the knob sensor, FIG. 2 is a side view of the main parts of the first embodiment, FIG. 3 is the same diagram of the second embodiment, and FIG.
The figure is the same figure of the third embodiment, and FIG. 5 is a frequency characteristic diagram. 1; Case, 9; Screw rod, 10; Vibration sensing member, 11; Metal thin plate, 12; Recessed portion, 13; Piezoelectric element, 21a; Bending portion, 21b, 21c; Bending edge, 22; Bending suppressing material , 25; metal plate, 26; inner edge, 30; resin material, 35; thin film.
Claims (1)
し、該陥凹部の周囲の少なくとも一面に環状圧電
素子を貼着してなる振動感知部材を、該陥凹部の
中心位置で機関取付用のケース内に支持してなる
ものにおいて、 共振用金属薄板の振動節となる、陥凹部の折曲
縁部に、屈曲抑止材を付加したことを特徴とする
共振型ノツクセンサ。[Claims for Utility Model Registration] A vibration sensing member comprising a recess formed in the central part of a resonant thin metal plate and an annular piezoelectric element affixed to at least one surface around the recess; A resonance type, characterized in that a bending prevention material is added to the bent edge of the recessed part, which becomes a vibration node of the resonant thin metal plate, in which the resonator is supported in a case for mounting the engine at the center position of the resonator. Notsuku sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8382488U JPH056503Y2 (en) | 1988-06-24 | 1988-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8382488U JPH056503Y2 (en) | 1988-06-24 | 1988-06-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH026229U true JPH026229U (en) | 1990-01-16 |
| JPH056503Y2 JPH056503Y2 (en) | 1993-02-19 |
Family
ID=31308535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8382488U Expired - Lifetime JPH056503Y2 (en) | 1988-06-24 | 1988-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH056503Y2 (en) |
-
1988
- 1988-06-24 JP JP8382488U patent/JPH056503Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH056503Y2 (en) | 1993-02-19 |
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