JPH0522945Y2 - - Google Patents
Info
- Publication number
- JPH0522945Y2 JPH0522945Y2 JP15678286U JP15678286U JPH0522945Y2 JP H0522945 Y2 JPH0522945 Y2 JP H0522945Y2 JP 15678286 U JP15678286 U JP 15678286U JP 15678286 U JP15678286 U JP 15678286U JP H0522945 Y2 JPH0522945 Y2 JP H0522945Y2
- Authority
- JP
- Japan
- Prior art keywords
- model
- human body
- body model
- experiments
- sound
- 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
- 229920006248 expandable polystyrene Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 10
- 230000001052 transient effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Landscapes
- Instructional Devices (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15678286U JPH0522945Y2 (en]) | 1986-10-15 | 1986-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15678286U JPH0522945Y2 (en]) | 1986-10-15 | 1986-10-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6362877U JPS6362877U (en]) | 1988-04-26 |
| JPH0522945Y2 true JPH0522945Y2 (en]) | 1993-06-11 |
Family
ID=31078727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15678286U Expired - Lifetime JPH0522945Y2 (en]) | 1986-10-15 | 1986-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0522945Y2 (en]) |
-
1986
- 1986-10-15 JP JP15678286U patent/JPH0522945Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6362877U (en]) | 1988-04-26 |
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