About 121 results
https://drivepatents.com/patents/988726 · 17 Jul 2013
An ignition system (31) includes a spark plug (1), a discharge power supply (32), and an AC power supply (33). The spark plug (1) includes an insulator (2) having an axial hole (4), an electrode (8) disposed in the axial hole (4) and having a tip end locat...
https://drivepatents.com/patents/988590 · 17 Jul 2013
A gas sensor processing apparatus (1) which includes voltage shift means (11, 19, S1071) for shifting a detection element voltage (VE) produced between electrodes (3P, 3N) of a detection element (3) from a pre-shift voltage (VE1) to a post-shift voltage (V...
https://drivepatents.com/patents/989931 · 12 Jun 2013
In process of threadably fitting a metal shell (50) having a surface formed with an Ni plated layer into a mounting hole (91), in a state where a gasket (60) made of stainless steel is uncompressed while being interposed between a protrusion part (54) and ...
https://drivepatents.com/patents/990458 · 22 May 2013
A sensor control device (12) for connection to an oxygen sensor (10) including a sensing element (11) that measures oxygen concentration in an intake atmosphere of an internal combustion engine (40) and a heater (17) that heats the sensing element, includi...
https://drivepatents.com/patents/991414 · 1 May 2013
A glow plug (1) includes a cylindrical tube (7) which has a closed front end portion, a heating coil (9) which is inserted into the inside of the tube (7), and a seal portion (11) which is formed on a rear-end-side opening of the tube (7) and seals the ins...
https://drivepatents.com/patents/991534 · 24 Apr 2013
An ignition plug (1) includes a ceramic insulator (2) having an axial bore (4), a center electrode (5) inserted into the axial bore (4) in such a manner that a forward end surface thereof is located rearward of the forward end of the insulator (2), a metal...
https://drivepatents.com/patents/992034 · 10 Apr 2013
A fuel battery cell includes, between a pair of upper and lower interconnectors, a gas sealing part in an air-electrode side, a separator, a fuel electrode frame, and a gas sealing part in a fuel-electrode side. The gas sealing part includes a first gas fl...
https://drivepatents.com/patents/991902 · 10 Apr 2013
There is provided a spark plug which exhibits improved resistance to high-temperature oxidation of an electrode, and improved resistance to spark-induced erosion of, improved resistance to oxidation of, and improved joining reliability of a tip joined to t...
https://drivepatents.com/patents/992357 · 20 Mar 2013
[Purpose] To secure the joint strength between a ground electrode and a metal shell even when a spark plug is reduced in diameter. [Solution] A spark plug 100 includes a center electrode 20, a ground electrode 30 formed of a metal material containing 95% o...
https://drivepatents.com/patents/986105 · 20 Feb 2013
A spark plug (1) includes a center electrode (5), a ground electrode (27), and a noble metal tip (32). The noble metal tip (32) is joined to at least one object member of the two electrodes (5) and (27) via a fusion zone (35). As viewed on a plane of proje...