JPS62180728U - - Google Patents
Info
- Publication number
- JPS62180728U JPS62180728U JP6803486U JP6803486U JPS62180728U JP S62180728 U JPS62180728 U JP S62180728U JP 6803486 U JP6803486 U JP 6803486U JP 6803486 U JP6803486 U JP 6803486U JP S62180728 U JPS62180728 U JP S62180728U
- Authority
- JP
- Japan
- Prior art keywords
- duct
- measurement box
- measurement
- noise
- box
- 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
- 238000005259 measurement Methods 0.000 claims description 10
- 239000011358 absorbing material Substances 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6803486U JPS62180728U (ko) | 1986-05-06 | 1986-05-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6803486U JPS62180728U (ko) | 1986-05-06 | 1986-05-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62180728U true JPS62180728U (ko) | 1987-11-17 |
Family
ID=30907483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6803486U Pending JPS62180728U (ko) | 1986-05-06 | 1986-05-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62180728U (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100435640B1 (ko) * | 2000-12-19 | 2004-06-12 | 현대자동차주식회사 | 마이크로폰 셀프 노이즈 제거용 차체 표면 음압 측정장치 |
-
1986
- 1986-05-06 JP JP6803486U patent/JPS62180728U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100435640B1 (ko) * | 2000-12-19 | 2004-06-12 | 현대자동차주식회사 | 마이크로폰 셀프 노이즈 제거용 차체 표면 음압 측정장치 |