DE69900672T2 - Klopfsensor mit geringer empfindlichkeitsstreuung - Google Patents

Klopfsensor mit geringer empfindlichkeitsstreuung

Info

Publication number
DE69900672T2
DE69900672T2 DE69900672T DE69900672T DE69900672T2 DE 69900672 T2 DE69900672 T2 DE 69900672T2 DE 69900672 T DE69900672 T DE 69900672T DE 69900672 T DE69900672 T DE 69900672T DE 69900672 T2 DE69900672 T2 DE 69900672T2
Authority
DE
Germany
Prior art keywords
low sensitivity
knock sensor
knock
sensor
sensitivity
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 - Fee Related
Application number
DE69900672T
Other languages
English (en)
Other versions
DE69900672D1 (de
Inventor
Patrick Roques
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Continental Automotive France SAS
Original Assignee
Siemens Automotive SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Automotive SA filed Critical Siemens Automotive SA
Application granted granted Critical
Publication of DE69900672D1 publication Critical patent/DE69900672D1/de
Publication of DE69900672T2 publication Critical patent/DE69900672T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00—Details of electrophonic musical instruments
    • G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
    • G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
    • G10H1/12—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour by filtering complex waveforms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
    • G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/02—Devices characterised by the use of mechanical means
    • G01P3/04—Devices characterised by the use of mechanical means by comparing two speeds
    • G01P3/06—Devices characterised by the use of mechanical means by comparing two speeds using a friction gear
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
DE69900672T 1998-02-27 1999-02-17 Klopfsensor mit geringer empfindlichkeitsstreuung Expired - Fee Related DE69900672T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9802409A FR2775525B1 (fr) 1998-02-27 1998-02-27 Capteur de cliquetis a faible dispersion de sensibilite
PCT/EP1999/001033 WO1999044069A1 (fr) 1998-02-27 1999-02-17 Capteur de cliquetis a faible dispersion de sensibilite

Publications (2)

Publication Number Publication Date
DE69900672D1 DE69900672D1 (de) 2002-02-21
DE69900672T2 true DE69900672T2 (de) 2002-05-29

Family

ID=9523457

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900672T Expired - Fee Related DE69900672T2 (de) 1998-02-27 1999-02-17 Klopfsensor mit geringer empfindlichkeitsstreuung

Country Status (5)

Country Link
EP (1) EP1057037B1 (de)
KR (1) KR20010041421A (de)
DE (1) DE69900672T2 (de)
FR (1) FR2775525B1 (de)
WO (1) WO1999044069A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10009169B4 (de) * 2000-02-26 2004-02-19 Robert Bosch Gmbh Schwingungsaufnehmer mit einer Druckhülse
US6739575B2 (en) * 2002-06-06 2004-05-25 Caterpillar Inc Piezoelectric valve system
GB2462128B (en) * 2008-07-25 2012-05-02 Transense Technologies Plc SAW sensor with adjustable preload
FR3059774B1 (fr) 2016-12-01 2019-05-10 Continental Automotive France Capteur de cliquetis a collerette inferieure percee de trous d'accroche

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911875C2 (de) * 1988-04-13 1994-10-06 Mitsubishi Electric Corp Beschleunigungssensor
DE4007349A1 (de) * 1989-03-10 1990-09-13 Mitsubishi Electric Corp Beschleunigungsdetektor

Also Published As

Publication number Publication date
FR2775525A1 (fr) 1999-09-03
WO1999044069A1 (fr) 1999-09-02
EP1057037A1 (de) 2000-12-06
KR20010041421A (ko) 2001-05-15
DE69900672D1 (de) 2002-02-21
FR2775525B1 (fr) 2000-05-19
EP1057037B1 (de) 2002-01-16

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee