JPH02128533U - - Google Patents

Info

Publication number
JPH02128533U
JPH02128533U JP1989034843U JP3484389U JPH02128533U JP H02128533 U JPH02128533 U JP H02128533U JP 1989034843 U JP1989034843 U JP 1989034843U JP 3484389 U JP3484389 U JP 3484389U JP H02128533 U JPH02128533 U JP H02128533U
Authority
JP
Japan
Prior art keywords
cylindrical
terminal
bent piece
storage space
bushing
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
JP1989034843U
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 JP1989034843U priority Critical patent/JPH02128533U/ja
Priority to US07/493,542 priority patent/US5144837A/en
Priority to DE4008117A priority patent/DE4008117C3/de
Priority to KR2019900003325U priority patent/KR930005099Y1/ko
Publication of JPH02128533U publication Critical patent/JPH02128533U/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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の一実施例の要部を示し、ａ
は平面図、ｂは背面図、ｃ側面図である。第２図
は従来の振動検出部の平面図、第３図は第２図の
ものの側断面図、第４図は第３図のものの一部拡
大図でａ平面図、ｂ背面図、ｃ側面図である。 １……ブツシユ、１ｃ……円筒部、２……振動
−電気変換部、３……ケース、３ａ……収納空間
、３ｂ……コネクタ、４……金属板、５……圧電
素子、６……ターミナル、６ａ……折曲片、６ｄ
……補強部、７……絶縁シート、８……ウエイト
、９……ナツト、１１……出力端子、１３……ボ
ルト挿通孔。なお、各図中、同一符号は同一又は
相当部分を示す。
補正 平２．６．１３ 実用新案登録請求の範囲を次のように補正する
。
【実用新案登録請求の範囲】 中心にボルト挿通孔を有する円筒部が形成され
ているブツシユと、 圧電素子と、立上り折曲片が形成されたターミ
ナルと、絶縁シートと、ウエイトとでなり、前記
円筒部に締結されたナツトにより組込まれている
円筒状の振動−電気変換部と、 を備え、 さらに、前記ターミナルの前記折曲片の
立上げ部に、前記ナツトの回転方向の応力に対す
る補強部が形成されている振動検出器。

Claims (1)

  1. 【実用新案登録請求の範囲】 中心にボルト挿通孔を有する円筒部が形成され
    ているブツシユと、 側部にコネクタが形成され前記ブツシユの外周
    側に結合して円筒状の収納空間を形成しているケ
    ースと、 圧電素子と、立上り折曲片が形成されたターミ
    ナルと、絶縁シートと、ウエイトとでなり、前記
    円筒部に締結されたナツトにより前記収納空間内
    に組込まれている円筒状の振動−電気変換部と、 前記ターミナルの折曲片に接続されて前記コネ
    クタに配設されている出力端子と、 を備え、さらに、前記ーミナルの前記折曲片の立
    上げ部に、前記ナツトの回転方向の応力に対する
    補強部が形成されている振動検出器。
JP1989034843U 1989-03-15 1989-03-29 Pending JPH02128533U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989034843U JPH02128533U (ja) 1989-03-29 1989-03-29
US07/493,542 US5144837A (en) 1989-03-15 1990-03-14 Acceleration detector
DE4008117A DE4008117C3 (de) 1989-03-15 1990-03-14 Beschleunigungsdetektor
KR2019900003325U KR930005099Y1 (ko) 1989-03-29 1990-03-21 진동검출기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989034843U JPH02128533U (ja) 1989-03-29 1989-03-29

Publications (1)

Publication Number Publication Date
JPH02128533U true JPH02128533U (ja) 1990-10-23

Family

ID=12425475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989034843U Pending JPH02128533U (ja) 1989-03-15 1989-03-29

Country Status (2)

Country Link
JP (1) JPH02128533U (ja)
KR (1) KR930005099Y1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100868910B1 (ko) * 2002-03-19 2008-11-18 민병이 상,하수관용 합성수지제 외압 보강용 파이프
KR20030083513A (ko) * 2002-04-23 2003-10-30 변무원 지중매설용 복층식 통수관

Also Published As

Publication number Publication date
KR930005099Y1 (ko) 1993-08-04
KR900017513U (ko) 1990-10-05

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