JPH0619784Y2 - 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
- JPH0619784Y2 JPH0619784Y2 JP9917487U JP9917487U JPH0619784Y2 JP H0619784 Y2 JPH0619784 Y2 JP H0619784Y2 JP 9917487 U JP9917487 U JP 9917487U JP 9917487 U JP9917487 U JP 9917487U JP H0619784 Y2 JPH0619784 Y2 JP H0619784Y2
- Authority
- JP
- Japan
- Prior art keywords
- intake
- exhaust
- speaker
- exhaust pipe
- noise
- 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
- 239000000919 ceramic Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 230000030279 gene silencing Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 238000009434 installation Methods 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 |
|---|---|---|---|
| JP9917487U JPH0619784Y2 (ja) | 1987-06-26 | 1987-06-26 | 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 |
|---|---|---|---|
| JP9917487U JPH0619784Y2 (ja) | 1987-06-26 | 1987-06-26 | 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 |
|---|---|
| JPS6422814U JPS6422814U (enrdf_load_stackoverflow) | 1989-02-07 |
| JPH0619784Y2 true JPH0619784Y2 (ja) | 1994-05-25 |
Family
ID=31326085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9917487U Expired - Lifetime JPH0619784Y2 (ja) | 1987-06-26 | 1987-06-26 | 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) | JPH0619784Y2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100768523B1 (ko) * | 2005-03-09 | 2007-10-18 | 주식회사 휴먼터치소프트 | 필름스피커를 이용한 능동소음제거 방법 및 장치 |
-
1987
- 1987-06-26 JP JP9917487U patent/JPH0619784Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6422814U (enrdf_load_stackoverflow) | 1989-02-07 |
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