JPS6190030A - 圧電振動子圧力センサ装置 - Google Patents
圧電振動子圧力センサ装置Info
- Publication number
- JPS6190030A JPS6190030A JP21304084A JP21304084A JPS6190030A JP S6190030 A JPS6190030 A JP S6190030A JP 21304084 A JP21304084 A JP 21304084A JP 21304084 A JP21304084 A JP 21304084A JP S6190030 A JPS6190030 A JP S6190030A
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- pressure sensor
- diaphragm
- piezoelectric vibrator
- electrode
- 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.)
- Granted
Links
- 230000010355 oscillation Effects 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 3
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 210000004709 eyebrow Anatomy 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21304084A JPS6190030A (ja) | 1984-10-11 | 1984-10-11 | 圧電振動子圧力センサ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21304084A JPS6190030A (ja) | 1984-10-11 | 1984-10-11 | 圧電振動子圧力センサ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6190030A true JPS6190030A (ja) | 1986-05-08 |
JPH0435018B2 JPH0435018B2 (en]) | 1992-06-09 |
Family
ID=16632518
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21304084A Granted JPS6190030A (ja) | 1984-10-11 | 1984-10-11 | 圧電振動子圧力センサ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6190030A (en]) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62173656A (ja) * | 1986-01-28 | 1987-07-30 | Mitsui Petrochem Ind Ltd | 情報記録基板およびその製法 |
-
1984
- 1984-10-11 JP JP21304084A patent/JPS6190030A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62173656A (ja) * | 1986-01-28 | 1987-07-30 | Mitsui Petrochem Ind Ltd | 情報記録基板およびその製法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0435018B2 (en]) | 1992-06-09 |
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