CA1108720A - Periodic engine speed monitoring circuit utilizing sampling circuitry - Google Patents

Periodic engine speed monitoring circuit utilizing sampling circuitry

Info

Publication number: CA1108720A
Authority: CA; Canada
Prior art keywords: signal; pulses; magnitude; engine speed; terminal
Prior art date: 1978-05-12
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.): Expired

Application number

CA325,514A

Other languages

English (en)

French (fr)

Inventor

Rupin J. Javeri

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.)

Motorola Solutions Inc

Original Assignee

Motorola 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.)

1978-05-12

Filing date

1979-04-12

Publication date

1981-09-08

1979-04-12 Application filed by Motorola Inc filed Critical Motorola Inc

1981-09-08 Application granted granted Critical

1981-09-08 Publication of CA1108720A publication Critical patent/CA1108720A/en

Status Expired legal-status Critical Current

Links

238000012544 monitoring process Methods 0.000 title claims abstract description 18
238000005070 sampling Methods 0.000 title claims abstract description 11
230000000737 periodic effect Effects 0.000 title abstract description 11
230000009977 dual effect Effects 0.000 abstract description 15
238000002485 combustion reaction Methods 0.000 abstract description 7
239000003990 capacitor Substances 0.000 description 17
230000000875 corresponding effect Effects 0.000 description 8
238000007599 discharging Methods 0.000 description 7
230000004044 response Effects 0.000 description 6
230000008859 change Effects 0.000 description 5
230000001276 controlling effect Effects 0.000 description 3
230000003247 decreasing effect Effects 0.000 description 3
238000010586 diagram Methods 0.000 description 3
230000005355 Hall effect Effects 0.000 description 2
QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 description 2
230000007704 transition Effects 0.000 description 2
241000272470 Circus Species 0.000 description 1
244000187656 Eucalyptus cornuta Species 0.000 description 1
101150087426 Gnal gene Proteins 0.000 description 1
241001163743 Perlodes Species 0.000 description 1
230000008901 benefit Effects 0.000 description 1
239000004020 conductor Substances 0.000 description 1
239000000446 fuel Substances 0.000 description 1
238000000034 method Methods 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
239000002674 ointment Substances 0.000 description 1
239000000523 sample Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
230000001360 synchronised effect Effects 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0097—Electrical control of supply of combustible mixture or its constituents using means for generating speed signals
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/489—Digital circuits therefor

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Ignition Installations For Internal Combustion Engines (AREA)
Combined Controls Of Internal Combustion Engines (AREA)
Transmission And Conversion Of Sensor Element Output (AREA)

CA325,514A 1978-05-12 1979-04-12 Periodic engine speed monitoring circuit utilizing sampling circuitry Expired CA1108720A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/905,253 US4204157A (en)	1978-05-12	1978-05-12	Periodic engine speed monitoring circit utilizing sampling circuitry
US905,253		1978-05-12

Publications (1)

Publication Number	Publication Date
CA1108720A true CA1108720A (en)	1981-09-08

Family

ID=25420499

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA325,514A Expired CA1108720A (en)	1978-05-12	1979-04-12	Periodic engine speed monitoring circuit utilizing sampling circuitry

Country Status (13)

Country	Link
US (1)	US4204157A ( )
JP (1)	JPS5925116B2 ( )
AU (1)	AU513299B2 ( )
BR (1)	BR7902784A ( )
CA (1)	CA1108720A ( )
DE (1)	DE2919152C2 ( )
ES (1)	ES480482A1 ( )
FR (1)	FR2425559A1 ( )
GB (1)	GB2020822B ( )
IT (1)	IT1115213B ( )
MX (1)	MX149519A ( )
SE (1)	SE7904105L ( )
ZA (1)	ZA791807B ( )

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1159534A (en) *	1979-12-28	1983-12-27	Kunihisa Hayashi	Digital indication type speedometer
JPS6029069B2 (ja) *	1979-12-28	1985-07-08	トヨタ自動車株式会社	デジタル表示式車速計
DE3140432C2 (de) *	1980-10-13	1985-10-10	Hitachi, Ltd., Tokio/Tokyo	Drehzahlregelschaltung
US4403970A (en) *	1981-07-30	1983-09-13	Outboard Marine Corporation	Marine propulsion unit having ignition interruption means to assist transmission shifting
DE3405646A1 (de) *	1984-02-17	1985-08-22	Telefunken electronic GmbH, 7100 Heilbronn	Elektronisch gesteuertes zuendsystem
JPH0562556A (ja) *	1991-09-05	1993-03-12	Mitsubishi Electric Corp	ローラコンタクト装置
CN105699682A (zh) *	2016-04-28	2016-06-22	郑州航空工业管理学院	一种航空发动机转速监控装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3563219A (en) *	1969-07-23	1971-02-16	Ford Motor Co	Maximum engine speed limiter
JPS5140818B1 ( ) *	1970-11-04	1976-11-06
DE2155839C3 (de) *	1971-11-10	1974-10-31	Knorr-Bremse Gmbh, 8000 Muenchen	Frequenz-Spannungs-Wandler, insbesondere für Blockier- und Schleuderschutzeinrichtungen von Fahrzeugen
DE2346333C2 (de) *	1973-09-14	1985-02-14	Robert Bosch Gmbh, 7000 Stuttgart	Digitale Schaltungsanordnung zur Ermittlung parameterabhängiger Zahlenwerte
US4043302A (en) *	1975-08-25	1977-08-23	Motorola, Inc.	Solid state ignition system and method for linearly regulating the dwell time thereof
US4041912A (en) *	1975-08-25	1977-08-16	Motorola, Inc.	Solid-state ignition system and method for linearly regulating and dwell time thereof
US4057740A (en) *	1976-08-23	1977-11-08	W. R. Grace & Co.	Constant duty cycle monostable
DE2700676C2 (de) *	1977-01-08	1985-06-27	Robert Bosch Gmbh, 7000 Stuttgart	Zündanlage für Brennkraftmaschinen
DE2820327A1 (de) *	1978-05-10	1979-11-15	Bosch Gmbh Robert	Drehzahl-spannungs-wandler fuer eine brennkraftmaschine

1978
- 1978-05-12 US US05/905,253 patent/US4204157A/en not_active Expired - Lifetime
1979
- 1979-04-12 CA CA325,514A patent/CA1108720A/en not_active Expired
- 1979-04-17 ZA ZA791807A patent/ZA791807B/xx unknown
- 1979-04-24 AU AU46413/79A patent/AU513299B2/en not_active Ceased
- 1979-05-08 BR BR7902784A patent/BR7902784A/pt unknown
- 1979-05-08 GB GB7915795A patent/GB2020822B/en not_active Expired
- 1979-05-10 SE SE7904105A patent/SE7904105L/ not_active Application Discontinuation
- 1979-05-10 JP JP54057594A patent/JPS5925116B2/ja not_active Expired
- 1979-05-11 IT IT22567/79A patent/IT1115213B/it active
- 1979-05-11 DE DE2919152A patent/DE2919152C2/de not_active Expired
- 1979-05-11 ES ES480482A patent/ES480482A1/es not_active Expired
- 1979-05-11 MX MX177619A patent/MX149519A/es unknown
- 1979-05-14 FR FR7912241A patent/FR2425559A1/fr active Granted

Also Published As

Publication number	Publication date
FR2425559B1 ( )	1984-03-30
GB2020822B (en)	1982-09-15
JPS54151733A (en)	1979-11-29
JPS5925116B2 (ja)	1984-06-14
MX149519A (es)	1983-11-18
DE2919152C2 (de)	1984-08-30
GB2020822A (en)	1979-11-21
ZA791807B (en)	1980-07-30
DE2919152A1 (de)	1979-11-15
SE7904105L (sv)	1979-11-13
IT7922567A0 (it)	1979-05-11
AU4641379A (en)	1979-11-29
AU513299B2 (en)	1980-11-27
IT1115213B (it)	1986-02-03
BR7902784A (pt)	1979-11-27
US4204157A (en)	1980-05-20
FR2425559A1 (fr)	1979-12-07
ES480482A1 (es)	1980-01-16

Legal Events

Date	Code	Title	Description
1998-09-08	MKEX	Expiry

Publication	Publication Date	Title
US4276860A (en)	1981-07-07	Apparatus for the generation of monostable pulses having predetermined durations independent of input signal period
US4170209A (en)	1979-10-09	Ignition dwell circuit for an internal combustion engine
US3831571A (en)	1974-08-27	Variable dwell ignition system
US4041912A (en)	1977-08-16	Solid-state ignition system and method for linearly regulating and dwell time thereof
GB1590035A (en)	1981-05-28	Ignition equipment for internal combustion engines
GB1587603A (en)	1981-04-08	Method and device for monitoring the operational readiness of a probe
GB2107495A (en)	1983-04-27	Control circuit for an electromagnetically operable device
US4085714A (en)	1978-04-25	Electronic ignition timing adjusting system for internal combustion engine
US4117819A (en)	1978-10-03	Threshold circuit suitable for use in electronic ignition systems
US4314305A (en)	1982-02-02	Solenoid drive circuits
CA1108720A (en)	1981-09-08	Periodic engine speed monitoring circuit utilizing sampling circuitry
US4185603A (en)	1980-01-29	Supply voltage variation compensated ignition system for an internal combustion engine
EP0004734A1 (en)	1979-10-17	Comparator
US4138977A (en)	1979-02-13	Ignition system for internal combustion engine
US4084552A (en)	1978-04-18	Method and apparatus for fuel injection control
GB1586633A (en)	1981-03-25	Device for detecting the regulating readiness of a probe
US4163160A (en)	1979-07-31	Input stage for automotive ignition control circuit
US4082075A (en)	1978-04-04	Input quarter cycle timing circuit
US4339781A (en)	1982-07-13	Apparatus for controlling the electric current through an inductive consumer, in particular through a fuel metering valve in an internal combustion engine
US4204508A (en)	1980-05-27	Ignition system for internal combustion engine
US4096831A (en)	1978-06-27	Frequency modulated fuel injection system
US4241708A (en)	1980-12-30	Ignition spark timing circuit with switchable hysteresis
US4156411A (en)	1979-05-29	Engine timing control circuit
GB1458731A (en)	1976-12-15	Ignition apparatus for internal combustion engine
EP0027355B1 (en)	1984-09-26	Fuel injection control system