KR910005497Y1 - 진동 검출기 - Google Patents

진동 검출기 Download PDF

Info

Publication number
KR910005497Y1
KR910005497Y1 KR2019880014090U KR880014090U KR910005497Y1 KR 910005497 Y1 KR910005497 Y1 KR 910005497Y1 KR 2019880014090 U KR2019880014090 U KR 2019880014090U KR 880014090 U KR880014090 U KR 880014090U KR 910005497 Y1 KR910005497 Y1 KR 910005497Y1
Authority
KR
South Korea
Prior art keywords
cylindrical portion
diameter
bush
piezoelectric element
cylindrical
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
Application number
KR2019880014090U
Other languages
English (en)
Korean (ko)
Other versions
KR890009273U (ko
Inventor
사도시 고무라사끼
Original Assignee
미쓰비시전기 주식회사
시끼모리야환
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 미쓰비시전기 주식회사, 시끼모리야환 filed Critical 미쓰비시전기 주식회사
Publication of KR890009273U publication Critical patent/KR890009273U/ko
Application granted granted Critical
Publication of KR910005497Y1 publication Critical patent/KR910005497Y1/ko
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/06—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening
    • G01K11/08—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening of disposable test bodies, e.g. cone
    • 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
    • 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
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M7/00—Vibration-testing of structures; Shock-testing of structures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
KR2019880014090U 1987-10-01 1988-08-29 진동 검출기 Expired KR910005497Y1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1987150588U JPS6455428U (enExample) 1987-10-01 1987-10-01
JP62-150588 1987-10-01

Publications (2)

Publication Number Publication Date
KR890009273U KR890009273U (ko) 1989-05-30
KR910005497Y1 true KR910005497Y1 (ko) 1991-07-27

Family

ID=15500168

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880014090U Expired KR910005497Y1 (ko) 1987-10-01 1988-08-29 진동 검출기

Country Status (4)

Country Link
US (1) US4944179A (enExample)
JP (1) JPS6455428U (enExample)
KR (1) KR910005497Y1 (enExample)
DE (1) DE3833364A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4978883A (en) * 1988-10-12 1990-12-18 Mitsubishi Denki Kabushiki Kaisha Vibration detecting device
DE4007838A1 (de) * 1990-03-12 1991-09-19 Dittel Walter Gmbh Vorrichtung zur beruehrungserkennung
CH682182A5 (enExample) * 1990-05-31 1993-07-30 Kk Holding Ag
DE4104179A1 (de) * 1991-02-12 1992-08-13 Iav Motor Gmbh Ingenieurgesell Sensor zur messung hochfrequenter koerperschallwellen in verbrennungsmotoren, insbesondere otto-motoren
CZ194096A3 (cs) * 1995-07-03 1998-09-16 Robert Bosch Gmbh Snímač kmitání s přítlačným pouzdrem
DE19524152C1 (de) * 1995-07-03 1996-05-23 Bosch Gmbh Robert Schwingungsaufnehmer
JPH10185677A (ja) * 1996-12-19 1998-07-14 Unisia Jecs Corp ノックセンサ
DE19829379C2 (de) * 1998-07-01 2002-11-07 Bosch Gmbh Robert Schwingungsaufnehmer mit einer Druckhülse
DE19829409C2 (de) * 1998-07-01 2003-11-13 Bosch Gmbh Robert Schwingungsaufnehmer mit einer Druckhülse
DE19829407A1 (de) 1998-07-01 2000-01-13 Bosch Gmbh Robert Schwingungsaufnehmer mit einer Druckhülse
DE10044478C2 (de) * 2000-09-08 2002-11-28 Bosch Gmbh Robert Schwingungsaufnehmer bzw. Isolierscheibe für einen Schwingungsaufnehmer
JP3827087B2 (ja) * 2003-03-26 2006-09-27 三菱電機株式会社 内燃機関用ノックセンサの取付構造
JP4053514B2 (ja) * 2004-05-26 2008-02-27 三菱電機株式会社 内燃機関のノッキングセンサおよびその製造方法
JP2013024101A (ja) * 2011-07-20 2013-02-04 Yamaha Motor Co Ltd 内燃機関およびそれを備えた鞍乗型車両
FR3059774B1 (fr) * 2016-12-01 2019-05-10 Continental Automotive France Capteur de cliquetis a collerette inferieure percee de trous d'accroche
CN110595786B (zh) * 2019-09-18 2021-03-05 上海理工大学 无铁芯直线电机推力密度与发热多学科测试试验台

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3025808A1 (de) * 1979-01-22 1982-02-11 Robert Bosch Gmbh, 7000 Stuttgart Sensor
US4225302A (en) * 1979-03-19 1980-09-30 Owens-Corning Fiberglas Corporation Tank forming mandrel with tank bottom mold
DE3037835C2 (de) * 1980-10-07 1982-11-18 Daimler-Benz Ag, 7000 Stuttgart Beschleunigungsaufnehmer
DE3445452A1 (de) * 1984-12-13 1986-06-19 Robert Bosch Gmbh, 7000 Stuttgart Klopfsensor

Also Published As

Publication number Publication date
KR890009273U (ko) 1989-05-30
US4944179A (en) 1990-07-31
DE3833364A1 (de) 1989-04-20
JPS6455428U (enExample) 1989-04-05

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