About 121 results
https://drivepatents.com/patents/948423 · 7 Oct 2015
[Objective] To suppress torque variation, etc. when a diesel engine is switched to premixed combustion. [Means for Solution] Wen the diesel engine is switched to premixed combustion in a state in which EGR is being performed, the interior of a cylinder of ...
https://drivepatents.com/patents/948654 · 30 Sep 2015
To decrease combustion noise, etc. of a diesel engine(10) at the time of transition to premixed combustion, the cylinder pressure of the diesel engine (10) is detected, and a parameter which is related to change in the cylinder pressure of the diesel engin...
https://drivepatents.com/patents/960216 · 10 Jun 2015
Deformation of a seat portion and a protrusion is reduced in a caulking process so as to ensure good air tightness. A spark plug (1) includes an insulating insulator (2) and a metal shell (3). The metal shell (3) includes a caulking portion (19), a seat po...
https://drivepatents.com/patents/961142 · 29 Apr 2015
A glow plug control apparatus and a glow plug control method using the same are provided. The glow plug has a housing having an axial hole, a heater member arranged in the axial hole and heated by a current conduction, and a seal member adapted to connect ...
https://drivepatents.com/patents/951192 · 22 Apr 2015
[Objective] To provide an internal combustion engine in which, when the same effective voltage is applied to cables and glow plugs attached to the engine, the occurrence of a difference in heater temperature among cylinders is restrained. [Means for Soluti...
https://drivepatents.com/patents/952039 · 11 Mar 2015
A coupling member 180 of a glow plug 100 includes a first bend 183 and a second bend 184 folded in an axis direction OD and a joint section 185 in a tapered shape configured to connect the first bend 183 with the second bend 184 and reduce the diameter tow...
https://drivepatents.com/patents/962674 · 4 Mar 2015
An object is to provide a particulate detection system which can properly detect the quantity of particulates contained in a gas and which can properly detect a state in which the injection quantities of compressed air and ions have decreased due to cloggi...
https://drivepatents.com/patents/952095 · 18 Feb 2015
A glow plug includes a cylindrical housing, a rod-shaped heater, a membrane portion, and a pressure sensor. The cylindrical housing extends along an axial direction. The rod-shaped heater extending along the axial direction is displaced along the axial dir...
https://drivepatents.com/patents/963365 · 4 Feb 2015
An improvement in fuel economy, a reduction in manufacturing costs, an improvement in quick temperature rising characteristic and a conservation of electric power are realized, while preventing reduction in holding force for holding a heater member by a ho...
https://drivepatents.com/patents/963291 · 4 Feb 2015
A contact member (7) which has a cylindrical hole and whose outer circumferential surface has a contour swelling radially outward as viewed from a direction orthogonal to its axial direction is disposed between the wall surface of an axial bore (43) and a ...