JPH02140330U - - Google Patents
Info
- Publication number
- JPH02140330U JPH02140330U JP4564589U JP4564589U JPH02140330U JP H02140330 U JPH02140330 U JP H02140330U JP 4564589 U JP4564589 U JP 4564589U JP 4564589 U JP4564589 U JP 4564589U JP H02140330 U JPH02140330 U JP H02140330U
- Authority
- JP
- Japan
- Prior art keywords
- insulating cover
- resin
- peripheral part
- circular diaphragm
- vibration
- 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
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4564589U JPH02140330U (ko) | 1989-04-20 | 1989-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4564589U JPH02140330U (ko) | 1989-04-20 | 1989-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02140330U true JPH02140330U (ko) | 1990-11-22 |
Family
ID=31560010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4564589U Pending JPH02140330U (ko) | 1989-04-20 | 1989-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02140330U (ko) |
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1989
- 1989-04-20 JP JP4564589U patent/JPH02140330U/ja active Pending