JPH0155419B2 - - Google Patents
Info
- Publication number
- JPH0155419B2 JPH0155419B2 JP56097655A JP9765581A JPH0155419B2 JP H0155419 B2 JPH0155419 B2 JP H0155419B2 JP 56097655 A JP56097655 A JP 56097655A JP 9765581 A JP9765581 A JP 9765581A JP H0155419 B2 JPH0155419 B2 JP H0155419B2
- Authority
- JP
- Japan
- Prior art keywords
- piezo
- dynamic impedance
- piezo diaphragm
- diaphragm
- gas
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measuring Volume Flow (AREA)
- Reciprocating Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56097655A JPS57211562A (en) | 1981-06-24 | 1981-06-24 | Gas rate sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56097655A JPS57211562A (en) | 1981-06-24 | 1981-06-24 | Gas rate sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57211562A JPS57211562A (en) | 1982-12-25 |
JPH0155419B2 true JPH0155419B2 (en]) | 1989-11-24 |
Family
ID=14198088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56097655A Granted JPS57211562A (en) | 1981-06-24 | 1981-06-24 | Gas rate sensor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57211562A (en]) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7312554B2 (en) * | 2004-04-02 | 2007-12-25 | Adaptivenergy, Llc | Piezoelectric devices and methods and circuits for driving same |
US7290993B2 (en) | 2004-04-02 | 2007-11-06 | Adaptivenergy Llc | Piezoelectric devices and methods and circuits for driving same |
US7287965B2 (en) | 2004-04-02 | 2007-10-30 | Adaptiv Energy Llc | Piezoelectric devices and methods and circuits for driving same |
US7267043B2 (en) | 2004-12-30 | 2007-09-11 | Adaptivenergy, Llc | Actuators with diaphragm and methods of operating same |
US7409902B2 (en) | 2004-12-30 | 2008-08-12 | Adaptivenergy, Llc. | Actuators with connected diaphragms |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4026159A (en) * | 1976-02-23 | 1977-05-31 | United Technologies Corporation | Fluidic angular rate sensor null error compensation |
-
1981
- 1981-06-24 JP JP56097655A patent/JPS57211562A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS57211562A (en) | 1982-12-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2999421B2 (ja) | 容量性スイッチ装置 | |
US4642555A (en) | Differential capacitance detector | |
US5317274A (en) | Humidity meter | |
US4584885A (en) | Capacitive detector for transducers | |
JP2781161B2 (ja) | 比率トランスジューサ及び方法 | |
US4026159A (en) | Fluidic angular rate sensor null error compensation | |
US4468581A (en) | Drive circuit for a piezoelectric resonator used in a fluidic gas angular rate sensor | |
US4578650A (en) | Resonance drive oscillator circuit | |
US4201084A (en) | Vortex flow meter | |
JPH0155419B2 (en]) | ||
US4726227A (en) | Angular velocity sensor having low temperature sensitivity | |
EP0324620A1 (en) | Angular velocity sensor | |
JPH0155420B2 (en]) | ||
EP0216288B1 (en) | Interface circuit between a sensor, particularly a thick film pressure sensor, and an electrodynamic instrument, and a sensor incorporating such a circuit | |
US5581142A (en) | Vibration control device for safely induced vibration of gyroscopes | |
EP0777105B1 (en) | Vibration gyroscope and method for adjusting vibration-gyroscope characteristics | |
EP0656525B1 (en) | Vibrating gyroscope | |
JP2599323B2 (ja) | ガスレートセンサ | |
JPH075417Y2 (ja) | ガスレートセンサ | |
JPS6120810A (ja) | 振動型角速度検出装置 | |
JP3227975B2 (ja) | 振動検出回路 | |
JPS5826346Y2 (ja) | カルマン渦流量計又は流速計 | |
JPH0418608B2 (en]) | ||
JPH0374790B2 (en]) | ||
JPH0569193B2 (en]) |