JPH0428069Y2 - - Google Patents
Info
- Publication number
- JPH0428069Y2 JPH0428069Y2 JP3147986U JP3147986U JPH0428069Y2 JP H0428069 Y2 JPH0428069 Y2 JP H0428069Y2 JP 3147986 U JP3147986 U JP 3147986U JP 3147986 U JP3147986 U JP 3147986U JP H0428069 Y2 JPH0428069 Y2 JP H0428069Y2
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- ultrasonic transducer
- speed sensor
- underwater ultrasonic
- receiving element
- 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
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3147986U JPH0428069Y2 (th) | 1986-03-05 | 1986-03-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3147986U JPH0428069Y2 (th) | 1986-03-05 | 1986-03-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62143274U JPS62143274U (th) | 1987-09-09 |
| JPH0428069Y2 true JPH0428069Y2 (th) | 1992-07-07 |
Family
ID=30837249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3147986U Expired JPH0428069Y2 (th) | 1986-03-05 | 1986-03-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0428069Y2 (th) |
-
1986
- 1986-03-05 JP JP3147986U patent/JPH0428069Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62143274U (th) | 1987-09-09 |
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