FR2522818A1 - Capteur de cliquetis et procede d'assemblage, avec reglage de la sensibilite d'un tel capteur - Google Patents
Capteur de cliquetis et procede d'assemblage, avec reglage de la sensibilite d'un tel capteur Download PDFInfo
- Publication number
- FR2522818A1 FR2522818A1 FR8203575A FR8203575A FR2522818A1 FR 2522818 A1 FR2522818 A1 FR 2522818A1 FR 8203575 A FR8203575 A FR 8203575A FR 8203575 A FR8203575 A FR 8203575A FR 2522818 A1 FR2522818 A1 FR 2522818A1
- Authority
- FR
- France
- Prior art keywords
- head
- base
- sensor according
- sensor
- stack
- 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.)
- Granted
Links
- 230000035945 sensitivity Effects 0.000 title claims description 22
- 239000000919 ceramic Substances 0.000 claims abstract description 15
- 230000000295 complement effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 10
- 230000036316 preload Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 238000010894 electron beam technology Methods 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000002654 heat shrinkable material Substances 0.000 claims description 2
- 238000001465 metallisation Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 239000006185 dispersion Substances 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 3
- 238000002788 crimping Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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
-
- 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
- G01P15/0907—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 of the compression mode type
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8203575A FR2522818A1 (fr) | 1982-03-04 | 1982-03-04 | Capteur de cliquetis et procede d'assemblage, avec reglage de la sensibilite d'un tel capteur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8203575A FR2522818A1 (fr) | 1982-03-04 | 1982-03-04 | Capteur de cliquetis et procede d'assemblage, avec reglage de la sensibilite d'un tel capteur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2522818A1 true FR2522818A1 (fr) | 1983-09-09 |
| FR2522818B1 FR2522818B1 (enrdf_load_stackoverflow) | 1984-08-03 |
Family
ID=9271573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8203575A Granted FR2522818A1 (fr) | 1982-03-04 | 1982-03-04 | Capteur de cliquetis et procede d'assemblage, avec reglage de la sensibilite d'un tel capteur |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2522818A1 (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0324187A3 (en) * | 1988-01-11 | 1990-09-12 | Tdk Corporation | Vibration sensor |
| EP0621470A3 (en) * | 1993-04-22 | 1995-08-09 | Gen Motors Corp | A cylinder pressure sensor. |
| FR2765336A1 (fr) * | 1997-06-30 | 1998-12-31 | Bosch Gmbh Robert | Manchon de pression pour un recepteur de vibrations |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3075098A (en) * | 1957-12-26 | 1963-01-22 | Endevco Corp | Accelerometer |
| CH434802A (de) * | 1965-04-13 | 1967-04-30 | Kistler Instrumente Ag | Piezoelektrischer Messwandler mit einer elastischen Spannhülse zur Aufnahme des piezoelektrischen Kristallsatzes |
| US3349259A (en) * | 1965-05-27 | 1967-10-24 | Kistler Instr Corp | Piezoelectric pressure transducer |
| FR2172721A5 (enrdf_load_stackoverflow) * | 1972-02-19 | 1973-09-28 | Dynamit Nobel Ag | |
| US4225802A (en) * | 1978-02-23 | 1980-09-30 | Nippondenso Co., Ltd. | Piezoelectric knocking detector for internal combustion engine |
| FR2463413A1 (fr) * | 1979-08-10 | 1981-02-20 | Marchal Equipements Automobile | Accelerometre piezo-electrique |
| DE2946434A1 (de) * | 1979-11-17 | 1981-05-27 | Robert Bosch Gmbh, 7000 Stuttgart | Beschleunigungssensor |
-
1982
- 1982-03-04 FR FR8203575A patent/FR2522818A1/fr active Granted
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3075098A (en) * | 1957-12-26 | 1963-01-22 | Endevco Corp | Accelerometer |
| CH434802A (de) * | 1965-04-13 | 1967-04-30 | Kistler Instrumente Ag | Piezoelektrischer Messwandler mit einer elastischen Spannhülse zur Aufnahme des piezoelektrischen Kristallsatzes |
| US3349259A (en) * | 1965-05-27 | 1967-10-24 | Kistler Instr Corp | Piezoelectric pressure transducer |
| FR2172721A5 (enrdf_load_stackoverflow) * | 1972-02-19 | 1973-09-28 | Dynamit Nobel Ag | |
| US4225802A (en) * | 1978-02-23 | 1980-09-30 | Nippondenso Co., Ltd. | Piezoelectric knocking detector for internal combustion engine |
| FR2463413A1 (fr) * | 1979-08-10 | 1981-02-20 | Marchal Equipements Automobile | Accelerometre piezo-electrique |
| DE2946434A1 (de) * | 1979-11-17 | 1981-05-27 | Robert Bosch Gmbh, 7000 Stuttgart | Beschleunigungssensor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0324187A3 (en) * | 1988-01-11 | 1990-09-12 | Tdk Corporation | Vibration sensor |
| EP0621470A3 (en) * | 1993-04-22 | 1995-08-09 | Gen Motors Corp | A cylinder pressure sensor. |
| FR2765336A1 (fr) * | 1997-06-30 | 1998-12-31 | Bosch Gmbh Robert | Manchon de pression pour un recepteur de vibrations |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2522818B1 (enrdf_load_stackoverflow) | 1984-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |