SE7512278L - Tryckmetare - Google Patents
TryckmetareInfo
- Publication number
- SE7512278L SE7512278L SE7512278A SE7512278A SE7512278L SE 7512278 L SE7512278 L SE 7512278L SE 7512278 A SE7512278 A SE 7512278A SE 7512278 A SE7512278 A SE 7512278A SE 7512278 L SE7512278 L SE 7512278L
- Authority
- SE
- Sweden
- Prior art keywords
- pressure meter
- meter
- pressure
- Prior art date
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
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0042—Constructional details associated with semiconductive diaphragm sensors, e.g. etching, or constructional details of non-semiconductive diaphragms
-
- 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
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
- G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
- G01L9/0054—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements integral with a semiconducting diaphragm
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N39/00—Integrated devices, or assemblies of multiple devices, comprising at least one piezoelectric, electrostrictive or magnetostrictive element covered by groups H10N30/00 – H10N35/00
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Measuring Fluid Pressure (AREA)
- Pressure Sensors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7414459A NL7414459A (nl) | 1974-11-06 | 1974-11-06 | Drukopnemer. |
Publications (1)
Publication Number | Publication Date |
---|---|
SE7512278L true SE7512278L (sv) | 1976-05-07 |
Family
ID=19822401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7512278A SE7512278L (sv) | 1974-11-06 | 1975-11-03 | Tryckmetare |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5169678A (sv) |
DE (1) | DE2549001A1 (sv) |
FR (1) | FR2290658A1 (sv) |
IT (1) | IT1048760B (sv) |
NL (1) | NL7414459A (sv) |
SE (1) | SE7512278L (sv) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4191057A (en) * | 1978-06-28 | 1980-03-04 | Gould Inc. | Inversion layer sprain gauge |
JPS5516228A (en) * | 1978-07-21 | 1980-02-04 | Hitachi Ltd | Capacity type sensor |
JPS5664471A (en) * | 1979-10-30 | 1981-06-01 | Toshiba Corp | Detector for pressure of semiconductor |
JPS5687372A (en) * | 1979-12-19 | 1981-07-15 | Hitachi Ltd | Semiconductor type measuring diaphragm |
DE3004031C2 (de) * | 1980-02-05 | 1990-03-29 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Druckaufnehmer |
DE3108300C2 (de) * | 1980-03-06 | 1986-05-28 | Robert Bosch Gmbh, 7000 Stuttgart | Druckmeßdose und Verfahren zu deren Herstellung |
JPS56133877A (en) * | 1980-03-24 | 1981-10-20 | Hitachi Ltd | Semiconductor diaphragm type sensor |
DE3624240A1 (de) * | 1986-07-18 | 1988-01-28 | Vdo Schindling | Mechanisch-elektrischer wandler |
JPH0691265B2 (ja) * | 1986-08-01 | 1994-11-14 | 株式会社日立製作所 | 半導体圧力センサ |
US6140143A (en) * | 1992-02-10 | 2000-10-31 | Lucas Novasensor Inc. | Method of producing a buried boss diaphragm structure in silicon |
-
1974
- 1974-11-06 NL NL7414459A patent/NL7414459A/xx unknown
-
1975
- 1975-11-01 JP JP50132078A patent/JPS5169678A/ja active Pending
- 1975-11-03 SE SE7512278A patent/SE7512278L/sv not_active Application Discontinuation
- 1975-11-03 IT IT28979/75A patent/IT1048760B/it active
- 1975-11-03 DE DE19752549001 patent/DE2549001A1/de active Pending
- 1975-11-05 FR FR7533825A patent/FR2290658A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT1048760B (it) | 1980-12-20 |
JPS5169678A (sv) | 1976-06-16 |
DE2549001A1 (de) | 1976-05-13 |
FR2290658A1 (fr) | 1976-06-04 |
NL7414459A (nl) | 1976-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 7414459-3 |