DE3934005C2 - - Google Patents

Info

Publication number
DE3934005C2
DE3934005C2 DE3934005A DE3934005A DE3934005C2 DE 3934005 C2 DE3934005 C2 DE 3934005C2 DE 3934005 A DE3934005 A DE 3934005A DE 3934005 A DE3934005 A DE 3934005A DE 3934005 C2 DE3934005 C2 DE 3934005C2
Authority
DE
Germany
Prior art keywords
filler
housing
piezoelectric element
section
mass
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
DE3934005A
Other languages
German (de)
English (en)
Other versions
DE3934005A1 (de
Inventor
Satoshi Himeji Hyogo Jp Komurasaki
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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
Priority claimed from JP63254762A external-priority patent/JPH02102421A/ja
Priority claimed from JP1096224A external-priority patent/JPH02275323A/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE3934005A1 publication Critical patent/DE3934005A1/de
Application granted granted Critical
Publication of DE3934005C2 publication Critical patent/DE3934005C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
DE3934005A 1988-10-12 1989-10-11 Schwingungserfassungsvorrichtung Granted DE3934005A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63254762A JPH02102421A (ja) 1988-10-12 1988-10-12 振動検出器
JP1096224A JPH02275323A (ja) 1989-04-18 1989-04-18 振動検出器

Publications (2)

Publication Number Publication Date
DE3934005A1 DE3934005A1 (de) 1990-04-19
DE3934005C2 true DE3934005C2 (enExample) 1993-09-09

Family

ID=26437435

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3943691A Expired - Fee Related DE3943691C2 (de) 1988-10-12 1989-10-11 Schwingungserfassungsvorrichtung
DE3934005A Granted DE3934005A1 (de) 1988-10-12 1989-10-11 Schwingungserfassungsvorrichtung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3943691A Expired - Fee Related DE3943691C2 (de) 1988-10-12 1989-10-11 Schwingungserfassungsvorrichtung

Country Status (3)

Country Link
US (1) US4978883A (enExample)
KR (1) KR930005473B1 (enExample)
DE (2) DE3943691C2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3645257C2 (de) * 1985-03-22 1994-09-01 Copal Electronics Verfahren zur Herstellung eines Regelwiderstandes
DE3609654A1 (de) 1985-03-22 1986-09-25 Copal Electronics Co., Ltd., Tokio/Tokyo Regelwiderstand
DE4123786A1 (de) * 1991-07-18 1993-01-21 Bosch Gmbh Robert Klopfsensor
DE19524152C1 (de) * 1995-07-03 1996-05-23 Bosch Gmbh Robert Schwingungsaufnehmer
AUPN560795A0 (en) * 1995-09-25 1995-10-19 Stokes (Australasia) Limited Heating element assembly
DE10044476A1 (de) * 2000-09-08 2002-04-04 Bosch Gmbh Robert Schwingungsaufnehmer zur mittelbaren oder unmittelbaren Befestigung an einem Schwingungen aufweisenden Bauteil
DE10044478C2 (de) * 2000-09-08 2002-11-28 Bosch Gmbh Robert Schwingungsaufnehmer bzw. Isolierscheibe für einen Schwingungsaufnehmer
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
DE102007042594B4 (de) * 2007-09-07 2010-05-12 Continental Automotive Gmbh Elektrisches Gerät, insbesondere für ein Kraftfahrzeug
DE202010007655U1 (de) * 2010-06-07 2011-09-08 Ulrich Seuthe Vorrichtung zur Überwachung und Optimierung von Spritzgießprozessen
DE102011009156A1 (de) * 2011-01-22 2012-07-26 Conti Temic Microelectronic Gmbh Sensor Baugruppe
US10416025B1 (en) * 2013-10-28 2019-09-17 Amphenol (Maryland), Inc. Electrically isolated vibration sensor

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060333A (en) * 1959-03-23 1962-10-23 Endevco Corp High capacity accelerometer
US3389276A (en) * 1965-05-25 1968-06-18 Cons Electrodynamics Corp Piezoelectric instrument transducers
US3400284A (en) * 1966-07-14 1968-09-03 Cons Electrodynamics Corp Piezoelectric accelerometer
US4225802A (en) * 1978-02-23 1980-09-30 Nippondenso Co., Ltd. Piezoelectric knocking detector for internal combustion engine
FR2448721A1 (fr) * 1979-02-09 1980-09-05 Cartier Jean Accelerometre piezoelectrique
DE3037835C2 (de) * 1980-10-07 1982-11-18 Daimler-Benz Ag, 7000 Stuttgart Beschleunigungsaufnehmer
JPS6023720A (ja) * 1983-07-18 1985-02-06 Matsushita Electric Ind Co Ltd 燃焼装置
DE3445452A1 (de) * 1984-12-13 1986-06-19 Robert Bosch Gmbh, 7000 Stuttgart Klopfsensor
DE8436486U1 (de) * 1984-12-13 1987-05-21 Robert Bosch Gmbh, 7000 Stuttgart Klopfsensor
US4660409A (en) * 1984-12-18 1987-04-28 Ngk Spark Plug Co., Ltd. Piezoelectric pick-up device for internal combustion engine
DE8706781U1 (de) * 1987-05-12 1988-09-15 Robert Bosch Gmbh, 7000 Stuttgart Klopfsensor
JPH0543391Y2 (enExample) * 1987-10-01 1993-11-01
JPS6455428U (enExample) * 1987-10-01 1989-04-05
JPH01128167U (enExample) * 1988-02-26 1989-09-01
JPH01132972U (enExample) * 1988-02-29 1989-09-11
DE3916023A1 (de) * 1988-05-19 1989-11-30 Mitsubishi Electric Corp Beschleunigungsdetektor

Also Published As

Publication number Publication date
US4978883A (en) 1990-12-18
KR930005473B1 (ko) 1993-06-22
KR900006768A (ko) 1990-05-08
DE3934005A1 (de) 1990-04-19
DE3943691C2 (de) 1994-05-19

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