JPS58216919A - 内燃機関用圧電共振型ノックセンサーの共振帯域幅調整方法 - Google Patents

内燃機関用圧電共振型ノックセンサーの共振帯域幅調整方法

Info

Publication number
JPS58216919A
JPS58216919A JP10104682A JP10104682A JPS58216919A JP S58216919 A JPS58216919 A JP S58216919A JP 10104682 A JP10104682 A JP 10104682A JP 10104682 A JP10104682 A JP 10104682A JP S58216919 A JPS58216919 A JP S58216919A
Authority
JP
Japan
Prior art keywords
piezoelectric element
hole
vibration
case
resonance
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.)
Granted
Application number
JP10104682A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0318136B2 (enrdf_load_stackoverflow
Inventor
Makoto Yokoi
横井　真
Akihito Inuzuka
犬塚　彰仁
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.)
Nippon Tokushu Togyo KK
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
Nippon Tokushu Togyo KK
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 NGK Spark Plug Co Ltd, Nippon Tokushu Togyo KK filed Critical NGK Spark Plug Co Ltd
Priority to JP10104682A priority Critical patent/JPS58216919A/ja
Publication of JPS58216919A publication Critical patent/JPS58216919A/ja
Publication of JPH0318136B2 publication Critical patent/JPH0318136B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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)
JP10104682A 1982-06-11 1982-06-11 内燃機関用圧電共振型ノックセンサーの共振帯域幅調整方法 Granted JPS58216919A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10104682A JPS58216919A (ja) 1982-06-11 1982-06-11 内燃機関用圧電共振型ノックセンサーの共振帯域幅調整方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10104682A JPS58216919A (ja) 1982-06-11 1982-06-11 内燃機関用圧電共振型ノックセンサーの共振帯域幅調整方法

Publications (2)

Publication Number Publication Date
JPS58216919A true JPS58216919A (ja) 1983-12-16
JPH0318136B2 JPH0318136B2 (enrdf_load_stackoverflow) 1991-03-11

Family

ID=14290182

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10104682A Granted JPS58216919A (ja) 1982-06-11 1982-06-11 内燃機関用圧電共振型ノックセンサーの共振帯域幅調整方法

Country Status (1)

Country Link
JP (1) JPS58216919A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60256730A (ja) * 1984-06-01 1985-12-18 Matsushita Electric Ind Co Ltd 暖房装置
JPS6117916A (ja) * 1984-07-04 1986-01-25 Matsushita Electric Ind Co Ltd ノツクセンサ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60256730A (ja) * 1984-06-01 1985-12-18 Matsushita Electric Ind Co Ltd 暖房装置
JPS6117916A (ja) * 1984-07-04 1986-01-25 Matsushita Electric Ind Co Ltd ノツクセンサ

Also Published As

Publication number Publication date
JPH0318136B2 (enrdf_load_stackoverflow) 1991-03-11

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