JPH0374797B2 - - Google Patents
Info
- Publication number
- JPH0374797B2 JPH0374797B2 JP21010783A JP21010783A JPH0374797B2 JP H0374797 B2 JPH0374797 B2 JP H0374797B2 JP 21010783 A JP21010783 A JP 21010783A JP 21010783 A JP21010783 A JP 21010783A JP H0374797 B2 JPH0374797 B2 JP H0374797B2
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- piezoelectric vibrator
- acoustic matching
- acoustic
- air
- 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
- 239000007788 liquid Substances 0.000 claims description 8
- 238000005259 measurement Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 229920002379 silicone rubber Polymers 0.000 description 3
- 239000004945 silicone rubber Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- BWEKDYGHDCHWEN-UHFFFAOYSA-N 2-methylhex-2-ene Chemical compound CCCC=C(C)C BWEKDYGHDCHWEN-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- RVZRBWKZFJCCIB-UHFFFAOYSA-N perfluorotributylamine Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)N(C(F)(F)C(F)(F)C(F)(F)C(F)(F)F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F RVZRBWKZFJCCIB-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/521—Constructional features
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21010783A JPS60102577A (ja) | 1983-11-09 | 1983-11-09 | 超音波送受波器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21010783A JPS60102577A (ja) | 1983-11-09 | 1983-11-09 | 超音波送受波器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60102577A JPS60102577A (ja) | 1985-06-06 |
| JPH0374797B2 true JPH0374797B2 (enrdf_load_stackoverflow) | 1991-11-28 |
Family
ID=16583923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21010783A Granted JPS60102577A (ja) | 1983-11-09 | 1983-11-09 | 超音波送受波器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60102577A (enrdf_load_stackoverflow) |
-
1983
- 1983-11-09 JP JP21010783A patent/JPS60102577A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60102577A (ja) | 1985-06-06 |
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