JPH0136590B2 - - Google Patents
Info
- Publication number
- JPH0136590B2 JPH0136590B2 JP56132009A JP13200981A JPH0136590B2 JP H0136590 B2 JPH0136590 B2 JP H0136590B2 JP 56132009 A JP56132009 A JP 56132009A JP 13200981 A JP13200981 A JP 13200981A JP H0136590 B2 JPH0136590 B2 JP H0136590B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- soft magnetic
- deceleration
- electric coil
- movable body
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 56
- 239000003302 ferromagnetic material Substances 0.000 claims description 18
- 230000004907 flux Effects 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 11
- 239000000696 magnetic material Substances 0.000 description 24
- 238000006073 displacement reaction Methods 0.000 description 18
- 239000003990 capacitor Substances 0.000 description 10
- 230000005294 ferromagnetic effect Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000000630 rising effect Effects 0.000 description 7
- 101100484930 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) VPS41 gene Proteins 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- G01P15/11—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 inductive pick-up
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/182,845 US4365513A (en) | 1980-08-29 | 1980-08-29 | Deceleration sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5772068A JPS5772068A (en) | 1982-05-06 |
| JPH0136590B2 true JPH0136590B2 (en]) | 1989-08-01 |
Family
ID=22670288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56132009A Granted JPS5772068A (en) | 1980-08-29 | 1981-08-21 | Sensor for accelerating and decelerating speed |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4365513A (en]) |
| JP (1) | JPS5772068A (en]) |
| DE (1) | DE3133046C2 (en]) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4843877A (en) * | 1986-10-28 | 1989-07-04 | Diesel Kiki Co., Ltd. | Acceleration sensor |
| US4790076A (en) * | 1986-11-25 | 1988-12-13 | Adams Eric M | Instrument responsive to acceleration forces |
| US4821423A (en) * | 1986-11-25 | 1989-04-18 | Adams Eric M | Instrument producing electrical signals in response to acceleration forces |
| JPH077012B2 (ja) * | 1987-08-18 | 1995-01-30 | 富士通株式会社 | 加速度センサ |
| JPH0632626Y2 (ja) | 1988-07-28 | 1994-08-24 | 株式会社ゼクセル | センサ |
| US4949573A (en) * | 1989-11-13 | 1990-08-21 | Lord Corporation | Velocity transducer for vehicle suspension system |
| DE4003360A1 (de) * | 1990-02-05 | 1991-08-08 | Bayerische Motoren Werke Ag | Beschleunigungssensor |
| DE4008644C1 (en]) * | 1990-03-17 | 1991-05-29 | Mercedes-Benz Aktiengesellschaft, 7000 Stuttgart, De | |
| US5608270A (en) * | 1990-11-19 | 1997-03-04 | Meister; Jack B. | Vehicle safety restraint system with linear output impact sensor |
| US6148669A (en) * | 1998-06-29 | 2000-11-21 | U.S. Philips Corporation | Acceleration sensor with a spherical inductance influencing member |
| US6472864B1 (en) * | 2000-04-11 | 2002-10-29 | Mobile Storage Technology, Inc. | Motion and tilt angle sensor |
| EP1869478B1 (en) * | 2005-04-08 | 2017-03-01 | Nxp B.V. | Multi-axis accelerometer with magnetic field detectors |
| US20090066465A1 (en) * | 2007-09-06 | 2009-03-12 | Udo Ausserlechner | Magnetic core for testing magnetic sensors |
| US11340064B2 (en) * | 2017-04-10 | 2022-05-24 | Texas Instruments Incorporated | Tilt switch based on differential sensing |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE880961C (de) * | 1944-07-06 | 1953-06-25 | Versuchsanstalt Fuer Luftfahrt | Schwingungs- und Beschleunigungsmesser |
| US3104552A (en) * | 1957-04-24 | 1963-09-24 | Honeywell Regulator Co | Control apparatus |
| US2979959A (en) * | 1959-06-03 | 1961-04-18 | Stanley P Clurman | Magnetic accelerometer |
| FR1248469A (fr) * | 1959-11-02 | 1960-12-16 | Forges Ateliers Const Electr | Indicateurs de déplacements d'objets mobiles utilisant leur action magnétique sur des organes électromagnétiques capteurs |
| US3113464A (en) * | 1961-07-28 | 1963-12-10 | Meyer B Shulman | Radio active transducer |
| US3168830A (en) * | 1963-03-25 | 1965-02-09 | Int Resistance Co | Pressure transducer |
| US3281743A (en) * | 1964-09-01 | 1966-10-25 | Ata Engineering Co | Vibration sensing transducer |
| US3483759A (en) * | 1968-01-19 | 1969-12-16 | Us Army | Velocity transducer |
| US3877314A (en) * | 1973-03-26 | 1975-04-15 | Illinois Tool Works | Accelerometer |
| US3855528A (en) * | 1973-04-06 | 1974-12-17 | Lorain Prod Corp | D-c current measuring circuit |
| US4140970A (en) * | 1977-09-08 | 1979-02-20 | Sangamo Weston, Inc. | Apparatus for controlling an odometer and speedometer system of a vehicle |
-
1980
- 1980-08-29 US US06/182,845 patent/US4365513A/en not_active Expired - Lifetime
-
1981
- 1981-08-21 JP JP56132009A patent/JPS5772068A/ja active Granted
- 1981-08-21 DE DE3133046A patent/DE3133046C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4365513A (en) | 1982-12-28 |
| DE3133046C2 (de) | 1985-06-05 |
| DE3133046A1 (de) | 1982-04-01 |
| JPS5772068A (en) | 1982-05-06 |
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