JPH0147079B2 - - Google Patents
Info
- Publication number
- JPH0147079B2 JPH0147079B2 JP19214384A JP19214384A JPH0147079B2 JP H0147079 B2 JPH0147079 B2 JP H0147079B2 JP 19214384 A JP19214384 A JP 19214384A JP 19214384 A JP19214384 A JP 19214384A JP H0147079 B2 JPH0147079 B2 JP H0147079B2
- Authority
- JP
- Japan
- Prior art keywords
- tip
- microphone case
- elastic body
- space
- microphone
- 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
- 238000002955 isolation Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Transducers For Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19214384A JPS6169297A (ja) | 1984-09-13 | 1984-09-13 | 超音波センサ− |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19214384A JPS6169297A (ja) | 1984-09-13 | 1984-09-13 | 超音波センサ− |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6169297A JPS6169297A (ja) | 1986-04-09 |
| JPH0147079B2 true JPH0147079B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-10-12 |
Family
ID=16286406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19214384A Granted JPS6169297A (ja) | 1984-09-13 | 1984-09-13 | 超音波センサ− |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6169297A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2581743Y2 (ja) * | 1992-06-19 | 1998-09-24 | 株式会社ミツバ | 超音波センサ |
-
1984
- 1984-09-13 JP JP19214384A patent/JPS6169297A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6169297A (ja) | 1986-04-09 |