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
English (en)
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/ja
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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (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 (de) 1979-01-22 1979-01-22 Sensor zur erfassung von klopfschwingungen

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 (ar)
DE (1) DE2902305A1 (ar)
FR (1) FR2447023A1 (ar)
GB (1) GB2041698A (ar)
IT (1) IT1130868B (ar)

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 (ja) * 1983-01-31 1984-08-13 Nissan Motor Co Ltd 座金型圧力センサ
DE3333285A1 (de) * 1983-09-15 1985-04-18 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum erfassen von kraeften, spannungen bzw. beschleunigungen an maschinen, geraeten oder dgl.
DE3445452A1 (de) * 1984-12-13 1986-06-19 Robert Bosch Gmbh, 7000 Stuttgart Klopfsensor
JP3809919B2 (ja) * 1995-06-09 2006-08-16 株式会社日立製作所 シリンダ内圧検出装置
FR2762646B1 (fr) * 1997-04-29 1999-07-02 Siemens Automotive Sa Capteur de cliquetis pour un vehicule automobile
DE102010042263A1 (de) * 2010-10-11 2012-04-12 Hilti Aktiengesellschaft Sensoranordnung, beispielsweise an einem Ankerbolzen
CN105605078B (zh) * 2016-03-11 2018-07-13 大连理工大学 一种用于监测螺栓连接界面的智能垫片装置
CN106286550A (zh) * 2016-09-29 2017-01-04 大连理工大学 一种用于监测螺栓连接状况的智能螺母装置
CN106402124B (zh) * 2016-09-29 2018-11-09 大连理工大学 一种用于监测螺栓连接动态受力状况的智能螺栓装置
CN107355464A (zh) * 2017-07-18 2017-11-17 大连理工大学 一种用于监测螺栓松动的堆栈式压电陶瓷智能垫片
CN110388370A (zh) * 2018-04-20 2019-10-29 关隆股份有限公司 精密螺帽
CN112403874A (zh) * 2020-12-01 2021-02-26 蔡云龙 一种复合绝缘型超声波振子及其应用

Also Published As

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

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