GB2146840B - Piezoelectric pressure sensor - Google Patents
Piezoelectric pressure sensorInfo
- Publication number
- GB2146840B GB2146840B GB08422998A GB8422998A GB2146840B GB 2146840 B GB2146840 B GB 2146840B GB 08422998 A GB08422998 A GB 08422998A GB 8422998 A GB8422998 A GB 8422998A GB 2146840 B GB2146840 B GB 2146840B
- Authority
- GB
- United Kingdom
- Prior art keywords
- pressure sensor
- piezoelectric pressure
- piezoelectric
- sensor
- pressure
- 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
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
- G01L23/22—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
- G01L23/221—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines
- G01L23/222—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines for detecting or indicating knocks in internal combustion engines using piezoelectric devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
- H10N30/302—Sensors
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833333315 DE3333315A1 (en) | 1983-09-15 | 1983-09-15 | PIEZOELECTRIC PRESSURE SENSOR |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8422998D0 GB8422998D0 (en) | 1984-10-17 |
GB2146840A GB2146840A (en) | 1985-04-24 |
GB2146840B true GB2146840B (en) | 1987-08-19 |
Family
ID=6209148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08422998A Expired GB2146840B (en) | 1983-09-15 | 1984-09-12 | Piezoelectric pressure sensor |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3333315A1 (en) |
FR (1) | FR2552226B1 (en) |
GB (1) | GB2146840B (en) |
IT (1) | IT1175730B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW221491B (en) * | 1990-03-16 | 1994-03-01 | Matsushita Electric Ind Co Ltd | |
ITBG20080013U1 (en) * | 2008-06-30 | 2009-12-30 | Starlane S R L | SEMI-AUTOMATIC TRANSMISSION FOR VEHICLES WITH CHANGE WITH RAISING AUCTION. |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB799891A (en) * | 1954-01-04 | 1958-08-13 | Gen Electric | Improvements in electro-mechanical transducer |
GB807019A (en) * | 1954-12-03 | 1959-01-07 | Technical Ceramics Ltd | Electrical components and method of making same |
CH432046A (en) * | 1965-08-31 | 1967-03-15 | Kistler Instrumente Ag | Piezoelectric pressure and force transducer |
DE2133394C3 (en) * | 1971-07-05 | 1978-03-23 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Pressure sensor and method of its operation |
DE2143203A1 (en) * | 1971-08-28 | 1973-03-01 | Degussa | MEDICINAL PRODUCTS WITH ULCUS HEALING EFFECT |
-
1983
- 1983-09-15 DE DE19833333315 patent/DE3333315A1/en not_active Withdrawn
-
1984
- 1984-09-10 FR FR8413857A patent/FR2552226B1/en not_active Expired
- 1984-09-12 GB GB08422998A patent/GB2146840B/en not_active Expired
- 1984-09-14 IT IT22658/84A patent/IT1175730B/en active
Also Published As
Publication number | Publication date |
---|---|
FR2552226A1 (en) | 1985-03-22 |
FR2552226B1 (en) | 1988-12-23 |
GB8422998D0 (en) | 1984-10-17 |
IT1175730B (en) | 1987-07-15 |
GB2146840A (en) | 1985-04-24 |
IT8422658A0 (en) | 1984-09-14 |
DE3333315A1 (en) | 1985-03-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |