JPS56115923A - Knocking detector for internal combustion engine - Google Patents

Knocking detector for internal combustion engine

Info

Publication number
JPS56115923A
JPS56115923A JP1956480A JP1956480A JPS56115923A JP S56115923 A JPS56115923 A JP S56115923A JP 1956480 A JP1956480 A JP 1956480A JP 1956480 A JP1956480 A JP 1956480A JP S56115923 A JPS56115923 A JP S56115923A
Authority
JP
Japan
Prior art keywords
knocking
vibrating
plate part
vibration
resonant frequencies
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
JP1956480A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6226410B2 (enrdf_load_stackoverflow
Inventor
Kimiaki Yamaguchi
Tadashi Hattori
Yoshinori Otsuka
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.)
Soken Inc
Original Assignee
Nippon Soken Inc
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 Nippon Soken Inc filed Critical Nippon Soken Inc
Priority to JP1956480A priority Critical patent/JPS56115923A/ja
Publication of JPS56115923A publication Critical patent/JPS56115923A/ja
Publication of JPS6226410B2 publication Critical patent/JPS6226410B2/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)
JP1956480A 1980-02-18 1980-02-18 Knocking detector for internal combustion engine Granted JPS56115923A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1956480A JPS56115923A (en) 1980-02-18 1980-02-18 Knocking detector for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1956480A JPS56115923A (en) 1980-02-18 1980-02-18 Knocking detector for internal combustion engine

Publications (2)

Publication Number Publication Date
JPS56115923A true JPS56115923A (en) 1981-09-11
JPS6226410B2 JPS6226410B2 (enrdf_load_stackoverflow) 1987-06-09

Family

ID=12002785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1956480A Granted JPS56115923A (en) 1980-02-18 1980-02-18 Knocking detector for internal combustion engine

Country Status (1)

Country Link
JP (1) JPS56115923A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157737U (enrdf_load_stackoverflow) * 1979-05-01 1980-11-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157737U (enrdf_load_stackoverflow) * 1979-05-01 1980-11-13

Also Published As

Publication number Publication date
JPS6226410B2 (enrdf_load_stackoverflow) 1987-06-09

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