JPH0627785Y2 - 吸排気管用アクティブキャンセラ−システム - Google Patents
吸排気管用アクティブキャンセラ−システムInfo
- Publication number
- JPH0627785Y2 JPH0627785Y2 JP11531687U JP11531687U JPH0627785Y2 JP H0627785 Y2 JPH0627785 Y2 JP H0627785Y2 JP 11531687 U JP11531687 U JP 11531687U JP 11531687 U JP11531687 U JP 11531687U JP H0627785 Y2 JPH0627785 Y2 JP H0627785Y2
- Authority
- JP
- Japan
- Prior art keywords
- intake
- speaker
- exhaust
- noise
- pressure wave
- 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 - Lifetime
Links
- 239000002184 metal Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 230000010355 oscillation Effects 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 12
- 230000030279 gene silencing Effects 0.000 description 10
- 238000012544 monitoring process Methods 0.000 description 3
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11531687U JPH0627785Y2 (ja) | 1987-07-28 | 1987-07-28 | 吸排気管用アクティブキャンセラ−システム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11531687U JPH0627785Y2 (ja) | 1987-07-28 | 1987-07-28 | 吸排気管用アクティブキャンセラ−システム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6422815U JPS6422815U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-02-07 |
| JPH0627785Y2 true JPH0627785Y2 (ja) | 1994-07-27 |
Family
ID=31356866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11531687U Expired - Lifetime JPH0627785Y2 (ja) | 1987-07-28 | 1987-07-28 | 吸排気管用アクティブキャンセラ−システム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0627785Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1987
- 1987-07-28 JP JP11531687U patent/JPH0627785Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6422815U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-02-07 |
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