About 121 results
https://drivepatents.com/patents/1100665 · 30 Oct 2002
A plug hole pipe 79 has thread grooves 81 formed on an outer circumferential surface thereof and causes a spark plug 11 to be pressed against a cylinder head 51 when the same is fixedly attached to the cylinder head 51 through screw engagement. The spark p...
https://drivepatents.com/patents/1101022 · 16 Oct 2002
A hydrogen sensor includes a first electrode 3 and a second electrode 4 provided in contact with a proton conduction layer 2; a gas diffusion controlling portion 6 provided between a measurement gas atmosphere and the first electrode 3; and a support eleme...
https://drivepatents.com/patents/1101116 · 9 Oct 2002
Ceramic heater (1) comprises an insulating ceramic substrate, a resistance heating element and an ion current detecting electrode portion. The detecting electrode portion has at least part of detecting face made of a nonmetallic conductive ceramic having a...
https://drivepatents.com/patents/1104788 · 2 May 2002
In an ignition apparatus (engine igniter) 1, when a spark-discharge duration time Tc calculated on the basis of operation conditions of an internal combustion engine has elapsed after generation of spark discharge by an ignition coil 13, an electricity-sup...
https://drivepatents.com/patents/1105305 · 10 Apr 2002
In the ignition apparatus for internal combustion engine according to the invention, during a period when spark discharge voltage is detected by a waveform detecting unit 20 and an ignition coil 12 supplies the spark discharge voltage by use of ignition de...
https://drivepatents.com/patents/1105866 · 20 Mar 2002
In a misfiring detection apparatus according to an embodiment, a comparison unit 22 and a time counting unit 24 accumulate periods of time during which the ion current flowing between the center electrode 10a and the ground electrode 10b of a spark plug 10...
https://drivepatents.com/patents/1106417 · 27 Feb 2002
An ignition coil 100 includes a coil section 10-which in turn includes a coil case 15, a primary coil 12 and a secondary coil 14 accommodated within the coil case 15, and an insulating molded layer 16 filling the coil case 15-and a coil core C including a ...
https://drivepatents.com/patents/1109535 · 4 Oct 2001
A control system (1) for an internal combustion engine is provided which comprises detecting means for detecting a discharge current (i2) flowing between electrodes (17a, 17b) of a spark plug (17) when a high voltage for ignition is applied to the spark pl...
https://drivepatents.com/patents/1109898 · 26 Sep 2001
In a glow plug controller, a glow plug 10 fixed to an engine 30 comprises a heater and a ceramic substrate having an exposed portion 2d which is exposed to the interior of a combustion chamber 32. A glow plug control apparatus 100 causes ECU 105 to control...
https://drivepatents.com/patents/1110175 · 19 Sep 2001
An ignition system, for an internal combustion engine, having improved ignition performance through attachment of a plurality of spark plugs to each cylinder and featuring less susceptibility of the spark plugs to contamination is disclosed. In a multi-ign...