JPH0522740Y2 - - Google Patents
Info
- Publication number
- JPH0522740Y2 JPH0522740Y2 JP1988051026U JP5102688U JPH0522740Y2 JP H0522740 Y2 JPH0522740 Y2 JP H0522740Y2 JP 1988051026 U JP1988051026 U JP 1988051026U JP 5102688 U JP5102688 U JP 5102688U JP H0522740 Y2 JPH0522740 Y2 JP H0522740Y2
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- duct
- diaphragm
- output
- input
- 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
- 230000005855 radiation Effects 0.000 claims description 2
- 230000030279 gene silencing Effects 0.000 claims 1
- 230000003068 static effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Duct Arrangements (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988051026U JPH0522740Y2 (el) | 1987-10-20 | 1988-04-15 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16059987 | 1987-10-20 | ||
| JP1988051026U JPH0522740Y2 (el) | 1987-10-20 | 1988-04-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH024149U JPH024149U (el) | 1990-01-11 |
| JPH0522740Y2 true JPH0522740Y2 (el) | 1993-06-11 |
Family
ID=31718061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988051026U Expired - Lifetime JPH0522740Y2 (el) | 1987-10-20 | 1988-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0522740Y2 (el) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR930007959B1 (ko) * | 1990-12-19 | 1993-08-25 | 주식회사 금성사 | 에어컨디셔너의 소음 저감장치 및 방법 |
| DE102011084567C5 (de) * | 2011-10-14 | 2019-08-14 | Eberspächer Exhaust Technology GmbH & Co. KG | Aktiver Schalldämpfer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62164400A (ja) * | 1986-01-14 | 1987-07-21 | Hitachi Plant Eng & Constr Co Ltd | 電子消音システム |
| JPS6345599B2 (el) * | 1981-07-27 | 1988-09-09 | Canon Kk |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6345599U (el) * | 1986-09-12 | 1988-03-28 |
-
1988
- 1988-04-15 JP JP1988051026U patent/JPH0522740Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6345599B2 (el) * | 1981-07-27 | 1988-09-09 | Canon Kk | |
| JPS62164400A (ja) * | 1986-01-14 | 1987-07-21 | Hitachi Plant Eng & Constr Co Ltd | 電子消音システム |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH024149U (el) | 1990-01-11 |
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