JPS5614132A - Knocking detector for internal combustion engine - Google Patents
Knocking detector for internal combustion engineInfo
- Publication number
- JPS5614132A JPS5614132A JP9085879A JP9085879A JPS5614132A JP S5614132 A JPS5614132 A JP S5614132A JP 9085879 A JP9085879 A JP 9085879A JP 9085879 A JP9085879 A JP 9085879A JP S5614132 A JPS5614132 A JP S5614132A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- vibrator
- sensitivity
- detector
- knocking
- 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
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
- G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
-
- 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
- G01L23/223—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 magnetic or magnetostrictive means
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9085879A JPS5614132A (en) | 1979-07-16 | 1979-07-16 | Knocking detector for internal combustion engine |
US06/168,447 US4357825A (en) | 1979-07-16 | 1980-07-10 | Knock detecting apparatus for internal combustion engines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9085879A JPS5614132A (en) | 1979-07-16 | 1979-07-16 | Knocking detector for internal combustion engine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5614132A true JPS5614132A (en) | 1981-02-10 |
Family
ID=14010250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9085879A Pending JPS5614132A (en) | 1979-07-16 | 1979-07-16 | Knocking detector for internal combustion engine |
Country Status (2)
Country | Link |
---|---|
US (1) | US4357825A (ja) |
JP (1) | JPS5614132A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019109145A (ja) * | 2017-12-19 | 2019-07-04 | 日本特殊陶業株式会社 | 筒内圧センサ |
CN112213085A (zh) * | 2019-06-11 | 2021-01-12 | 斯凯孚公司 | 状况监测装置和用于操作该状况监测装置的方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4479389A (en) * | 1982-02-18 | 1984-10-30 | Allied Corporation | Tuned vibration detector |
JP3751505B2 (ja) * | 2000-06-07 | 2006-03-01 | 株式会社テージーケー | 可変容量圧縮機用制御弁の真空室形成方法 |
JP4420213B2 (ja) * | 2004-07-14 | 2010-02-24 | 三菱電機株式会社 | 内燃機関の制御装置 |
US7272970B2 (en) * | 2005-03-31 | 2007-09-25 | Ngk Spark Plug Co., Ltd. | Spark plug having combustion pressure detecting function |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2275675A (en) * | 1938-05-13 | 1942-03-10 | Research Corp | Detonation detector system |
US2319219A (en) * | 1940-03-29 | 1943-05-18 | Research Corp | Pressure indicating apparatus |
US2300638A (en) * | 1941-05-21 | 1942-11-03 | Bell Telephone Labor Inc | Alternating current generator |
US2424864A (en) * | 1944-05-02 | 1947-07-29 | Robert C Treseder | Vibration responsive apparatus |
DE2731069A1 (de) * | 1977-07-09 | 1979-01-25 | Bosch Gmbh Robert | Sensor fuer schwingungen |
DE2801969C2 (de) * | 1978-01-18 | 1982-11-04 | Robert Bosch Gmbh, 7000 Stuttgart | Sensor für Schwingungen |
US4254354A (en) * | 1979-07-02 | 1981-03-03 | General Motors Corporation | Interactive piezoelectric knock sensor |
-
1979
- 1979-07-16 JP JP9085879A patent/JPS5614132A/ja active Pending
-
1980
- 1980-07-10 US US06/168,447 patent/US4357825A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019109145A (ja) * | 2017-12-19 | 2019-07-04 | 日本特殊陶業株式会社 | 筒内圧センサ |
CN112213085A (zh) * | 2019-06-11 | 2021-01-12 | 斯凯孚公司 | 状况监测装置和用于操作该状况监测装置的方法 |
Also Published As
Publication number | Publication date |
---|---|
US4357825A (en) | 1982-11-09 |
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