JPS5599042A - Detector for knockkvibration - Google Patents

Detector for knockkvibration

Info

Publication number
JPS5599042A
JPS5599042A JP465480A JP465480A JPS5599042A JP S5599042 A JPS5599042 A JP S5599042A JP 465480 A JP465480 A JP 465480A JP 465480 A JP465480 A JP 465480A JP S5599042 A JPS5599042 A JP S5599042A
Authority
JP
Japan
Prior art keywords
knockkvibration
detector
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.)
Pending
Application number
JP465480A
Other languages
Japanese (ja)
Inventor
Shiyuramu Heruberuto
Bonitsutsu Ieruku
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of JPS5599042A publication Critical patent/JPS5599042A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—Microphones
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP465480A 1979-01-22 1980-01-21 Detector for knockkvibration Pending JPS5599042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792902305 DE2902305A1 (en) 1979-01-22 1979-01-22 KNOCK VIBRATION SENSOR

Publications (1)

Publication Number Publication Date
JPS5599042A true JPS5599042A (en) 1980-07-28

Family

ID=6061107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP465480A Pending JPS5599042A (en) 1979-01-22 1980-01-21 Detector for knockkvibration

Country Status (5)

Country Link
JP (1) JPS5599042A (en)
DE (1) DE2902305A1 (en)
FR (1) FR2447023A1 (en)
GB (1) GB2041698A (en)
IT (1) IT1130868B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4374472A (en) * 1979-09-29 1983-02-22 Nissan Motor Co., Ltd. Vibration sensor
JPS57120825A (en) * 1981-01-21 1982-07-28 Hitachi Ltd Sensor for knocking
JPS59141028A (en) * 1983-01-31 1984-08-13 Nissan Motor Co Ltd Washer type pressure sensor
DE3333285A1 (en) * 1983-09-15 1985-04-18 Robert Bosch Gmbh, 7000 Stuttgart DEVICE FOR DETECTING FORCES, TENSIONS OR ACCELERATIONS ON MACHINES, DEVICES OR THE LIKE
DE3445452A1 (en) * 1984-12-13 1986-06-19 Robert Bosch Gmbh, 7000 Stuttgart KNOCK SENSOR
JP3809919B2 (en) * 1995-06-09 2006-08-16 株式会社日立製作所 Cylinder internal pressure detector
FR2762646B1 (en) * 1997-04-29 1999-07-02 Siemens Automotive Sa CLICK SENSOR FOR A MOTOR VEHICLE
DE102010042263A1 (en) * 2010-10-11 2012-04-12 Hilti Aktiengesellschaft Sensor arrangement, for example on an anchor bolt
CN105605078B (en) * 2016-03-11 2018-07-13 大连理工大学 A kind of intelligent gasket device for monitoring bolt linkage interface
CN106286550A (en) * 2016-09-29 2017-01-04 大连理工大学 A kind of intelligent nut device for monitoring bolt connection state
CN106402124B (en) * 2016-09-29 2018-11-09 大连理工大学 A kind of intelligent bolt device for monitoring bolt connection dynamic stress situation
CN107355464A (en) * 2017-07-18 2017-11-17 大连理工大学 A kind of stacking-type piezoelectric ceramics intelligent gasket loosened for monitoring bolt
CN110388370A (en) * 2018-04-20 2019-10-29 关隆股份有限公司 Precision nut
CN112403874A (en) * 2020-12-01 2021-02-26 蔡云龙 Composite insulation type ultrasonic vibrator and application thereof

Also Published As

Publication number Publication date
GB2041698A (en) 1980-09-10
DE2902305A1 (en) 1980-08-07
FR2447023A1 (en) 1980-08-14
FR2447023B3 (en) 1982-07-30
IT1130868B (en) 1986-06-18
IT8019339A0 (en) 1980-01-21

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