GB2223582B - Transducer device - Google Patents
Transducer deviceInfo
- Publication number
- GB2223582B GB2223582B GB8823234A GB8823234A GB2223582B GB 2223582 B GB2223582 B GB 2223582B GB 8823234 A GB8823234 A GB 8823234A GB 8823234 A GB8823234 A GB 8823234A GB 2223582 B GB2223582 B GB 2223582B
- Authority
- GB
- United Kingdom
- Prior art keywords
- transducer device
- transducer
- 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 - Lifetime
Links
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
- G01L9/0001—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
- G01L9/0019—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a semiconductive element
- G01L9/002—Optical excitation or measuring
-
- 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
-
- 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
- G01L9/0007—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using photoelectric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8823234A GB2223582B (en) | 1988-10-04 | 1988-10-04 | Transducer device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8823234A GB2223582B (en) | 1988-10-04 | 1988-10-04 | Transducer device |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8823234D0 GB8823234D0 (en) | 1988-11-09 |
GB2223582A GB2223582A (en) | 1990-04-11 |
GB2223582B true GB2223582B (en) | 1992-06-17 |
Family
ID=10644668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8823234A Expired - Lifetime GB2223582B (en) | 1988-10-04 | 1988-10-04 | Transducer device |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2223582B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5338929A (en) * | 1992-03-30 | 1994-08-16 | Shell Oil Company | Micromachined sensor device using a beam of light with a frequency swept modulated intensity to activate at least two resonance modes of the sensor element |
GB2307744B (en) * | 1995-12-01 | 1999-12-01 | Solartron Group Ltd | Pressure sensor |
JP4082907B2 (en) * | 2002-01-21 | 2008-04-30 | 正喜 江刺 | Vibration type pressure sensor |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3561832A (en) * | 1969-12-05 | 1971-02-09 | Hewlett Packard Co | Quartz resonator pressure transducer |
US3617780A (en) * | 1967-10-26 | 1971-11-02 | Hewlett Packard Co | Piezoelectric transducer and method for mounting same |
GB2150293A (en) * | 1983-11-28 | 1985-06-26 | Quartztronics Inc | Resonator pressure transducer |
EP0266974A2 (en) * | 1986-11-03 | 1988-05-11 | Nortel Networks Corporation | Sensor device |
GB2200992A (en) * | 1987-01-30 | 1988-08-17 | Quartztronics Inc | Quartz resonator pressure transducer |
-
1988
- 1988-10-04 GB GB8823234A patent/GB2223582B/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3617780A (en) * | 1967-10-26 | 1971-11-02 | Hewlett Packard Co | Piezoelectric transducer and method for mounting same |
US3561832A (en) * | 1969-12-05 | 1971-02-09 | Hewlett Packard Co | Quartz resonator pressure transducer |
GB2150293A (en) * | 1983-11-28 | 1985-06-26 | Quartztronics Inc | Resonator pressure transducer |
EP0266974A2 (en) * | 1986-11-03 | 1988-05-11 | Nortel Networks Corporation | Sensor device |
GB2200992A (en) * | 1987-01-30 | 1988-08-17 | Quartztronics Inc | Quartz resonator pressure transducer |
Non-Patent Citations (1)
Title |
---|
GB A 2150293 is equivalent to US4550610 * |
Also Published As
Publication number | Publication date |
---|---|
GB2223582A (en) | 1990-04-11 |
GB8823234D0 (en) | 1988-11-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20031004 |