NL6918431A - - Google Patents
Info
- Publication number
- NL6918431A NL6918431A NL6918431A NL6918431A NL6918431A NL 6918431 A NL6918431 A NL 6918431A NL 6918431 A NL6918431 A NL 6918431A NL 6918431 A NL6918431 A NL 6918431A NL 6918431 A NL6918431 A NL 6918431A
- Authority
- NL
- Netherlands
Links
Classifications
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- 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
- G01L9/08—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 by making use of piezoelectric devices, i.e. electric circuits therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
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- 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
- G01L23/08—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 operated electrically
- G01L23/10—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 operated electrically by pressure-sensitive members of the piezoelectric type
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT1198368A AT290885B (de) | 1968-12-09 | 1968-12-09 | Elektrische Schaltung zum Übertragen und Verstärken der Signale eines piezoelektrischen Meßgebers |
AT1063669A AT303416B (de) | 1968-12-09 | 1969-11-13 | Elektrische Schaltung zum Übertragen und Verstärken der Signale eines piezoelektrischen Meßgebers |
Publications (1)
Publication Number | Publication Date |
---|---|
NL6918431A true NL6918431A (xx) | 1970-06-11 |
Family
ID=25606093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6918431A NL6918431A (xx) | 1968-12-09 | 1969-12-09 |
Country Status (5)
Country | Link |
---|---|
AT (2) | AT290885B (xx) |
CH (1) | CH494953A (xx) |
DE (1) | DE1961202A1 (xx) |
FR (1) | FR2025726A1 (xx) |
NL (1) | NL6918431A (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3009585C2 (de) * | 1980-03-13 | 1984-08-16 | Fa. Carl Freudenberg, 6940 Weinheim | Reinigungstuch |
DE3111150C1 (de) * | 1981-03-21 | 1989-04-06 | Gebrauchs Geräte GmbH, 6239 Kriftel | Klebebandrolle,Verfahren zu ihrer Herstellung,Vorrichtung zur Durchfuehrung des Verfahrens und Anwendung dieser Klebebandrolle |
DE3806693A1 (de) * | 1988-03-02 | 1989-09-14 | Bosch Gmbh Robert | Schaltungsanordnung mit beschleunigungsaufnehmer |
DE102005047971B4 (de) * | 2005-10-06 | 2008-01-17 | Dr.-Ing. Gschwind Elektronik Gmbh | Belastungsmessvorrichtung |
DE102018121463A1 (de) * | 2018-09-03 | 2020-03-05 | Ifm Electronic Gmbh | Kapazitiver Drucksensor mit einer Druckmesszelle und einer Auswerteeinheit, die räumlich getrennt voneinander angeordnet sind |
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1968
- 1968-12-09 AT AT1198368A patent/AT290885B/de not_active IP Right Cessation
-
1969
- 1969-11-13 AT AT1063669A patent/AT303416B/de not_active IP Right Cessation
- 1969-12-05 DE DE19691961202 patent/DE1961202A1/de active Pending
- 1969-12-06 CH CH1816369A patent/CH494953A/de not_active IP Right Cessation
- 1969-12-09 FR FR6942594A patent/FR2025726A1/fr not_active Withdrawn
- 1969-12-09 NL NL6918431A patent/NL6918431A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CH494953A (de) | 1970-08-15 |
DE1961202A1 (de) | 1970-07-09 |
AT290885B (de) | 1971-06-25 |
FR2025726A1 (xx) | 1970-09-11 |
AT303416B (de) | 1972-11-27 |