JPH01132200U - - Google Patents
Info
- Publication number
- JPH01132200U JPH01132200U JP2717988U JP2717988U JPH01132200U JP H01132200 U JPH01132200 U JP H01132200U JP 2717988 U JP2717988 U JP 2717988U JP 2717988 U JP2717988 U JP 2717988U JP H01132200 U JPH01132200 U JP H01132200U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical case
- piezoelectric ceramic
- ceramic plate
- terminal
- plate
- 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 9
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Transducers For Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例における超音波セラ
ミツクマイクロホンの上面図、第２図は本考案の
一実施例による超音波セラミツクマイクロホンの
断面図、第３図は従来の超音波セラミツクマイク
ロホンの上面図、第４図は従来の超音波セラミツ
クマイクロホンの断面図である。
１……圧電磁器板、２……筒状ケース、２ａ…
…底面部、３……共振リング、４……端子板、５
……金属ベース、６ａ，６ｂ……端子、７……シ
リコンスペーサ、８……弾性接着剤、９……導電
性接着剤、１０ａ，１０ｂ……リード線、１１…
…コーテイング材。
FIG. 1 is a top view of an ultrasonic ceramic microphone according to an embodiment of the present invention, FIG. 2 is a sectional view of an ultrasonic ceramic microphone according to an embodiment of the present invention, and FIG. 3 is a top view of a conventional ultrasonic ceramic microphone. 4 are cross-sectional views of a conventional ultrasonic ceramic microphone. 1... Piezoelectric ceramic plate, 2... Cylindrical case, 2a...
... Bottom part, 3 ... Resonance ring, 4 ... Terminal board, 5
...Metal base, 6a, 6b...Terminal, 7...Silicon spacer, 8...Elastic adhesive, 9...Conductive adhesive, 10a, 10b...Lead wire, 11...
...Coating material.
Claims (1)
磁器板を貼り合わせて、ユニモルフ振動子を構成
し、前記圧電磁器板の上面全体及び前記圧電磁器
板と前記筒状ケースの底面部内面の全体に樹脂系
コーテイング材をコーテイングするとともに、前
記筒状ケースの開孔端に固定してなる前記ユニモ
ルフ振動子の入出力信号を伝達する端子を有する
端子板の前記端子と前記端子板のすき間全体に樹
脂系コーテイング材をコーテイングした超音波セ
ラミツクマイクロホン。 A unimorph resonator is constructed by bonding a piezoelectric ceramic plate to the inner bottom surface of a cylindrical case having a truncated conical cross section, and the entire top surface of the piezoelectric ceramic plate and the inner surface of the bottom surface of the piezoelectric ceramic plate and the bottom surface of the cylindrical case are bonded together. The entire gap between the terminal plate and the terminal plate is coated entirely with a resin coating material and has a terminal for transmitting input/output signals of the unimorph resonator fixed to the open end of the cylindrical case. Ultrasonic ceramic microphone coated with resin coating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2717988U JPH01132200U (en) | 1988-03-01 | 1988-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2717988U JPH01132200U (en) | 1988-03-01 | 1988-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01132200U true JPH01132200U (en) | 1989-09-07 |
Family
ID=31249448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2717988U Pending JPH01132200U (en) | 1988-03-01 | 1988-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01132200U (en) |
-
1988
- 1988-03-01 JP JP2717988U patent/JPH01132200U/ja active Pending
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