JPH0227670Y2 - - Google Patents
Info
- Publication number
- JPH0227670Y2 JPH0227670Y2 JP17934484U JP17934484U JPH0227670Y2 JP H0227670 Y2 JPH0227670 Y2 JP H0227670Y2 JP 17934484 U JP17934484 U JP 17934484U JP 17934484 U JP17934484 U JP 17934484U JP H0227670 Y2 JPH0227670 Y2 JP H0227670Y2
- Authority
- JP
- Japan
- Prior art keywords
- metal case
- electroacoustic
- rubber
- electroacoustic component
- acoustic sensor
- 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.)
- Expired
Links
- 229910052751 metal Inorganic materials 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 30
- 239000011347 resin Substances 0.000 claims description 23
- 229920005989 resin Polymers 0.000 claims description 23
- 229920001971 elastomer Polymers 0.000 claims description 14
- 238000012856 packing Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000008646 thermal stress Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17934484U JPH0227670Y2 (fr) | 1984-11-28 | 1984-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17934484U JPH0227670Y2 (fr) | 1984-11-28 | 1984-11-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6195191U JPS6195191U (fr) | 1986-06-19 |
| JPH0227670Y2 true JPH0227670Y2 (fr) | 1990-07-25 |
Family
ID=30736903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17934484U Expired JPH0227670Y2 (fr) | 1984-11-28 | 1984-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0227670Y2 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2523717Y2 (ja) * | 1987-07-15 | 1997-01-29 | アイコム株式会社 | マイクロフォンの筐体構造 |
| JP5178594B2 (ja) * | 2009-03-16 | 2013-04-10 | 新日鐵住金株式会社 | 音響センサ装置 |
| JP5219154B2 (ja) * | 2009-04-24 | 2013-06-26 | Ｎｅｃトーキン株式会社 | 屈曲−径振動合成型送受波器 |
-
1984
- 1984-11-28 JP JP17934484U patent/JPH0227670Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6195191U (fr) | 1986-06-19 |
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