Spark plug of an internal combustion engine
AssigneeJenbacher Aktiengesellschaft
InventorsChristian Francesconi, Christoph Egger
Life of this patent
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Abstract
A spark plug of an internal combustion engine, in particular for use in Otto-cycle gas engines, comprising an insulator body (1), at least one fixed ground electrode carrier arrangement and at least one fixed central electrode carrier, wherein a spark plug housing having at least two parts (3, 4) encloses the insulator body, wherein the spark plug housing has a lower housing portion (4) and an upper housing portion (3), wherein at least the combustion chamber-side part of the insulator body (1) is pressure-resistantly, preferably completely, enclosed by the lower housing portion (4) jointly with the upper housing portion (3).
Claims23
A spark plug of an internal combustion engine, comprising an insulator body, at least one fixed ground electrode carrier arrangement and at least one fixed central electrode carrier, wherein a spark plug housing having at least two parts encloses the insulator body, characterized in that the spark plug housing has a lower housing portion and an upper housing portion, wherein at least the combustion chamber-side part of the insulator body is pressure-resistantly enclosed by the lower housing portion jointly with the upper housing portion.
Dependencies are inferred from the claim text.