JPH0225834U - - Google Patents

Info

Publication number
JPH0225834U
JPH0225834U JP1988103203U JP10320388U JPH0225834U JP H0225834 U JPH0225834 U JP H0225834U JP 1988103203 U JP1988103203 U JP 1988103203U JP 10320388 U JP10320388 U JP 10320388U JP H0225834 U JPH0225834 U JP H0225834U
Authority
JP
Japan
Prior art keywords
storage space
cylindrical
vibration
outer periphery
cylindrical part
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
JP1988103203U
Other languages
English (en)
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 filed Critical
Priority to JP1988103203U priority Critical patent/JPH0225834U/ja
Priority to KR2019890010572U priority patent/KR920007413Y1/ko
Priority to DE3925744A priority patent/DE3925744C2/de
Priority to US07/389,469 priority patent/US4949571A/en
Publication of JPH0225834U publication Critical patent/JPH0225834U/ja
Pending 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
    • 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
    • G01P1/00—Details of instruments
    • G01P1/02—Housings
    • G01P1/023—Housings for acceleration measuring devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Pressure Sensors (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の一実施例の側断面図、第２
図は従来の振動検出器の側断面図、第３図は第２
図のものの平面図である。 １…ブツシユ、１ｂ…台面、１ｃ…円筒部、２
…振動―電気変換部、３ａ…収納空間、５…圧電
素子、８…ウエイト、１０…充填材、１３…ボル
ト挿通孔、２３…ケース。なお、各図中、同一符
号は同一または相当部分を示す。

Claims (1)

  1. 【実用新案登録請求の範囲】 金属でなり、中心にボルト挿通孔が形成された
    円筒部と、この円筒部の外周に形成された台面と
    を備えたブツシユと、 合成樹脂でなり、前記ブツシユを一体にして成
    形されて円筒状の収納空間を形成したケースと、 圧電素子とウエイトを前記台面上に積重ねた円
    筒状をなし、前記収納空間内に収納固定された振
    動―電気変換部と、 前記収納空間内であつて前記振動―電気変換部
    の外周および上部に充填された充填材と、 を備えてなる振動検出器。
JP1988103203U 1988-08-05 1988-08-05 Pending JPH0225834U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1988103203U JPH0225834U (ja) 1988-08-05 1988-08-05
KR2019890010572U KR920007413Y1 (ko) 1988-08-05 1989-07-20 진동검출기
DE3925744A DE3925744C2 (de) 1988-08-05 1989-08-03 Beschleunigungsdetektor
US07/389,469 US4949571A (en) 1988-08-05 1989-08-04 Acceleration detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988103203U JPH0225834U (ja) 1988-08-05 1988-08-05

Publications (1)

Publication Number Publication Date
JPH0225834U true JPH0225834U (ja) 1990-02-20

Family

ID=14347962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988103203U Pending JPH0225834U (ja) 1988-08-05 1988-08-05

Country Status (4)

Country Link
US (1) US4949571A (ja)
JP (1) JPH0225834U (ja)
KR (1) KR920007413Y1 (ja)
DE (1) DE3925744C2 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0363528A (ja) * 1989-08-01 1991-03-19 Mitsubishi Electric Corp 振動検出器
US5282387A (en) * 1990-11-02 1994-02-01 Takata Corporation Shock sensor
DE4206224A1 (de) * 1992-02-28 1993-04-01 Daimler Benz Ag Verfahren zur ueberpruefung der signale von sonden
CZ194096A3 (cs) * 1995-07-03 1998-09-16 Robert Bosch Gmbh Snímač kmitání s přítlačným pouzdrem
JP4222196B2 (ja) * 2003-12-01 2009-02-12 株式会社デンソー 電気回路機器の破壊防止構造
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
DE102005061889A1 (de) * 2005-12-23 2007-07-05 Robert Bosch Gmbh Einlegeteil sowie Spritzgussteil mit Einlegeteil

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH619541A5 (ja) * 1977-10-25 1980-09-30 Kistler Instrumente Ag
DE3037835C2 (de) * 1980-10-07 1982-11-18 Daimler-Benz Ag, 7000 Stuttgart Beschleunigungsaufnehmer
JPH0416333Y2 (ja) * 1987-09-04 1992-04-13

Also Published As

Publication number Publication date
KR920007413Y1 (ko) 1992-10-12
KR900005354U (ko) 1990-03-08
DE3925744A1 (de) 1990-02-08
US4949571A (en) 1990-08-21
DE3925744C2 (de) 1994-05-05

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