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6850071 |
Spark monitor and kill circuit
The method and apparatus of the present invention are useful for the monitoring of the electrical signals within an internal combustion spark plug circuit and the killing of a spark plug within...
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6424155 |
Igniting system with a device for measuring the ion current
An inductive ignition apparatus for a combustion engine includes a measurement device for ascertaining the ionization current at the spark plug of each cylinder, and includes for each spark plug an...
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6064211 |
Spark plug tester
A tester for testing the spark plugs, distributor system, and wires used on combustion engines. The tester includes a housing that has an opening therethrough adapted and dimensioned for receiving...
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5426369 |
Spark plug testing apparatus
A new and improved spark plug testing apparatus is in the form of an electrically conductive, metallic spring clip and includes a pair of first electrically conductive contact portions for...
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5237280 |
Apparatus for measurement of spark plug ignition current to monitor combustion
The apparatus for measuring spark plug ignition current to monitor combustion in an internal combustion engine includes a spark plug having a spark plug housing containing a spark plug insulating...
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4644284 |
Distributorless ignition system interface for engine diagnostic testers
An ignition system interface for interposing an automotive combustion engine having a computer controlled ignition with an engine test analyzer. The interface receives timing signals from the...
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RE31656 |
Engine ignition and power analyzer
An internal combustion engine performance analyzing system is disclosed for displaying a number of operating characteristics, such as engine ignition and cylinder power, which exists under...
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4079310 |
Engine analyzing device
A device for analyzing spark ignition type engines is disclosed wherein the electrical output from the high voltage side of the engine may be directed in a variety of paths through the device so...
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4008434 |
Engine diagnostic apparatus
An engine analyzer in which testing apparatus is controlled in accordance with a signal generated from voltage pulses applied to the spark plugs, the signal being converted into a square wave...
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3979664 |
Capacitor discharge ignition testing apparatus employing visual spark gap indicator
Capacitor discharge ignition analyzer includes a pulse source operable to generate electrical signals related to the input-output signals of various capacitor discharge ignition systems including...
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3940977 |
Signal disabling engine diagnosing apparatus
The disclosure describes apparatus for disabling selected cylinders of an internal combustion engine operated by periodic cycles of ignition signals. The apparatus prevents one or more...
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3806796 |
ENGINE IGNITION TEST DEVICE
Engine ignition test device includes serially-connected adjustable spark gap and lamp for connection in parallel to a portion of an engine ignition circuit. The adjustable spark gap comprises a...
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3788129 |
SELECT SIGNAL ENGINE DIAGNOSING APPARATUS
The disclosure describes apparatus for disabling selected cylinders of an internal combustion engine for diagnostic purposes. The system and apparatus are preferably used in connection with an...
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3650149 |
ENGINE IGNITION AND POWER ANALYZER
An internal combustion engine performance analyzing system is described for displaying a number of operating characteristics, such as engine ignition and cylinder power, which exists under...
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3638107 |
SYSTEM FOR DISPLAYING THE CHARACTERISTICS OF IGNITION SIGNALS IN AN INTERNAL COMBUSTION ENGINE
A system is provided for displaying ignition signals of an internal combustion engine. In one mode, sweep signals are produced in synchronism with the particular recurring characteristics of the...
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3583217 |
LOW IMPEDANCE REMOTE CONTROL SYSTEM FOR ENGINE ANALYZERS
A remote control system for use in an internal combustion engine analyzer is described. The system permits a given cylinder of the engine to be shorted as well as a particular display pattern on an...
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3543572 |
IGNITION SUPPRESSION SYSTEM
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3480853 |
IGNITION SPARK TESTER INCLUDING COMPRESSION RELEASE VENT
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2986032 |
Engine parameter analyzer
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3572103 |
Title is not available
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