SPARK IGNITION DEVICE WITH BRIDGING GROUND ELECTRODE AND METHOD OF CONSTRUCTION THEREOF1/3
摘要
<p>A spark ignition device and method of construction is provided. The device includes a ceramic insulator and a metal shell surrounding at least a portion of the ceramic insulator. The metal shell extends along a central axis between an upper terminal end and a lower fastening end. The fastening end has a pair of projections diametrically opposite one another extending axially to free ends. A center electrode assembly is received at least in part in the ceramic insulator. In addition, the device includes an elongate ground electrode having opposite sides extending along a length of the ground electrode between opposite ends. The ground electrode has opposite faces with a sparking surface attached to one of the faces, wherein the face with the sparking surface attached thereto is sunk axially into the free ends of the projections with at least a portion of the opposite sides being surrounded by the projections.</p>
申请公布号
WO2010117780(A3)
申请公布日期
2011.01.13
申请号
WO2010US29194
申请日期
2010.03.30
申请人
FEDERAL-MOGUL IGNITION COMPANY;FREEMAN, ROBERT, D.;HAVARD, KARINA, C.