JPH0244723Y2 - - Google Patents
Info
- Publication number
- JPH0244723Y2 JPH0244723Y2 JP4559086U JP4559086U JPH0244723Y2 JP H0244723 Y2 JPH0244723 Y2 JP H0244723Y2 JP 4559086 U JP4559086 U JP 4559086U JP 4559086 U JP4559086 U JP 4559086U JP H0244723 Y2 JPH0244723 Y2 JP H0244723Y2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- acoustic
- path
- chamber
- probe
- 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
Links
- 238000005259 measurement Methods 0.000 claims description 31
- 239000000523 sample Substances 0.000 claims description 28
- 210000000613 ear canal Anatomy 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 2
- 210000000959 ear middle Anatomy 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 3
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 210000003454 tympanic membrane Anatomy 0.000 description 1
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4559086U JPH0244723Y2 (enrdf_load_stackoverflow) | 1986-03-28 | 1986-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4559086U JPH0244723Y2 (enrdf_load_stackoverflow) | 1986-03-28 | 1986-03-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62157509U JPS62157509U (enrdf_load_stackoverflow) | 1987-10-06 |
| JPH0244723Y2 true JPH0244723Y2 (enrdf_load_stackoverflow) | 1990-11-28 |
Family
ID=30864462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4559086U Expired JPH0244723Y2 (enrdf_load_stackoverflow) | 1986-03-28 | 1986-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0244723Y2 (enrdf_load_stackoverflow) |
-
1986
- 1986-03-28 JP JP4559086U patent/JPH0244723Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62157509U (enrdf_load_stackoverflow) | 1987-10-06 |
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