JPH01100527U - - Google Patents
Info
- Publication number
- JPH01100527U JPH01100527U JP19562587U JP19562587U JPH01100527U JP H01100527 U JPH01100527 U JP H01100527U JP 19562587 U JP19562587 U JP 19562587U JP 19562587 U JP19562587 U JP 19562587U JP H01100527 U JPH01100527 U JP H01100527U
- Authority
- JP
- Japan
- Prior art keywords
- sound absorbing
- ultrasonic delay
- backing material
- input
- delay line
- 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
- 239000011358 absorbing material Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000006866 deterioration Effects 0.000 description 1
Landscapes
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19562587U JPH01100527U (OSRAM) | 1987-12-23 | 1987-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19562587U JPH01100527U (OSRAM) | 1987-12-23 | 1987-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01100527U true JPH01100527U (OSRAM) | 1989-07-06 |
Family
ID=31486295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19562587U Pending JPH01100527U (OSRAM) | 1987-12-23 | 1987-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01100527U (OSRAM) |
-
1987
- 1987-12-23 JP JP19562587U patent/JPH01100527U/ja active Pending
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