JPS6145772B2 - - Google Patents
Info
- Publication number
- JPS6145772B2 JPS6145772B2 JP53058138A JP5813878A JPS6145772B2 JP S6145772 B2 JPS6145772 B2 JP S6145772B2 JP 53058138 A JP53058138 A JP 53058138A JP 5813878 A JP5813878 A JP 5813878A JP S6145772 B2 JPS6145772 B2 JP S6145772B2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- acoustic
- solid body
- excitation means
- transmitting
- 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
- 239000007787 solid Substances 0.000 claims description 60
- 230000005284 excitation Effects 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 230000005855 radiation Effects 0.000 description 17
- 239000013078 crystal Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000005350 fused silica glass Substances 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009659 non-destructive testing Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 235000005979 Citrus limon Nutrition 0.000 description 1
- 244000131522 Citrus pyriformis Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000006098 acoustic absorber Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009365 direct transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- MUJOIMFVNIBMKC-UHFFFAOYSA-N fludioxonil Chemical compound C=12OC(F)(F)OC2=CC=CC=1C1=CNC=C1C#N MUJOIMFVNIBMKC-UHFFFAOYSA-N 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/26—Sound-focusing or directing, e.g. scanning
- G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2071377A GB1602741A (en) | 1977-05-17 | 1977-05-17 | Acoustic test devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5417701A JPS5417701A (en) | 1979-02-09 |
| JPS6145772B2 true JPS6145772B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-09 |
Family
ID=10150440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5813878A Granted JPS5417701A (en) | 1977-05-17 | 1978-05-16 | Acoustic device and system |
Country Status (3)
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63255878A (ja) * | 1987-04-10 | 1988-10-24 | Matsushita Electric Ind Co Ltd | 光学ヘツド支持装置 |
| JPS63304475A (ja) * | 1987-06-04 | 1988-12-12 | Matsushita Electric Ind Co Ltd | 光学ヘッド支持装置 |
| JPS6486375A (en) * | 1987-09-28 | 1989-03-31 | Matsushita Electric Ind Co Ltd | Optical head supporting device |
| JPH01109576A (ja) * | 1987-10-22 | 1989-04-26 | Matsushita Electric Ind Co Ltd | 光学ヘッド支持装置 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4367648A (en) * | 1980-03-25 | 1983-01-11 | National Research Development Corporation | Dark field viewing apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB684418A (en) * | 1949-04-21 | 1952-12-17 | Brush Dev | Focused electromechanical transducing device |
-
1977
- 1977-05-17 GB GB2071377A patent/GB1602741A/en not_active Expired
-
1978
- 1978-05-16 JP JP5813878A patent/JPS5417701A/ja active Granted
- 1978-05-17 DE DE19782821573 patent/DE2821573A1/de active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63255878A (ja) * | 1987-04-10 | 1988-10-24 | Matsushita Electric Ind Co Ltd | 光学ヘツド支持装置 |
| JPS63304475A (ja) * | 1987-06-04 | 1988-12-12 | Matsushita Electric Ind Co Ltd | 光学ヘッド支持装置 |
| JPS6486375A (en) * | 1987-09-28 | 1989-03-31 | Matsushita Electric Ind Co Ltd | Optical head supporting device |
| JPH01109576A (ja) * | 1987-10-22 | 1989-04-26 | Matsushita Electric Ind Co Ltd | 光学ヘッド支持装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2821573A1 (de) | 1978-12-21 |
| DE2821573C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1987-09-17 |
| JPS5417701A (en) | 1979-02-09 |
| GB1602741A (en) | 1981-11-18 |