CA1038930A - Engine diagnostic apparatus - Google Patents
Engine diagnostic apparatusInfo
- Publication number
- CA1038930A CA1038930A CA232,561A CA232561A CA1038930A CA 1038930 A CA1038930 A CA 1038930A CA 232561 A CA232561 A CA 232561A CA 1038930 A CA1038930 A CA 1038930A
- Authority
- CA
- Canada
- Prior art keywords
- capacitor
- voltage
- time
- period
- timing
- 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.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims abstract description 93
- 230000001419 dependent effect Effects 0.000 claims description 8
- 238000004146 energy storage Methods 0.000 claims description 5
- 230000036962 time dependent Effects 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 230000001052 transient effect Effects 0.000 abstract description 4
- 238000004804 winding Methods 0.000 description 14
- 239000004020 conductor Substances 0.000 description 9
- 238000010304 firing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000005669 field effect Effects 0.000 description 4
- 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 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 241001052209 Cylinder Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P17/00—Testing of ignition installations, e.g. in combination with adjusting; Testing of ignition timing in compression-ignition engines
- F02P17/02—Checking or adjusting ignition timing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/20—Cathode-ray oscilloscopes
- G01R13/208—Arrangements for measuring with C.R. oscilloscopes, e.g. vectorscope
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/495,331 US4000456A (en) | 1974-08-07 | 1974-08-07 | Engine diagnostic apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1038930A true CA1038930A (en) | 1978-09-19 |
Family
ID=23968228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA232,561A Expired CA1038930A (en) | 1974-08-07 | 1975-07-30 | Engine diagnostic apparatus |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4000456A (enExample) |
| CA (1) | CA1038930A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4074183A (en) | 1975-06-16 | 1978-02-14 | Sun Electric Corporation | Apparatus for measuring the dwell of an automotive ignition system |
| US4008434A (en) * | 1975-07-30 | 1977-02-15 | Applied Power Inc. | Engine diagnostic apparatus |
| US4019127A (en) | 1975-12-12 | 1977-04-19 | Sun Electric Corporation | Analog oscilloscope |
| GB8522600D0 (en) * | 1985-09-12 | 1985-10-16 | Ti Crypton Ltd | Engine analysers |
| JPH01240774A (ja) * | 1988-03-18 | 1989-09-26 | Mitsubishi Electric Corp | 点火信号検出回路 |
| JP2837982B2 (ja) * | 1991-12-27 | 1998-12-16 | 三菱電機株式会社 | 遅延検波復調装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3576462A (en) * | 1968-04-11 | 1971-04-27 | Peerless Instr Co | Ignition oscilloscope |
| US3573608A (en) * | 1968-10-15 | 1971-04-06 | Marquette Corp | Engine analyzing apparatus with cathode ray display |
| US3650149A (en) * | 1969-01-21 | 1972-03-21 | Clayton Manufacturing Co | Engine ignition and power analyzer |
| US3777559A (en) * | 1972-04-21 | 1973-12-11 | Northrop Corp | System for analyzing engine performance |
-
1974
- 1974-08-07 US US05/495,331 patent/US4000456A/en not_active Expired - Lifetime
-
1975
- 1975-07-30 CA CA232,561A patent/CA1038930A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| USB495331I5 (enExample) | 1976-03-16 |
| US4000456A (en) | 1976-12-28 |
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