Electrode with elongated elevation or groove, and a spark plug comprising such an electrode as a ground electrode
AssigneeRobert Bosch GmbH
InventorsStefan Pfeiffer, Detlef Hartmann, Jens Gringer
Life of this patent
Estimating the term…
Abstract
An electrode (5) for a spark plug having a base body (50), a longitudinal axis E, an inner end (51) on which an ignition surface is arranged, and an outer end (52) opposite the inner end, wherein the base body (50) has a diameter DG, wherein the electrode (5) has at least one elongated elevation (55) and/or at least one groove (56) on its base body (50).
Claims13
An electrode (5) for a spark plug having a base body (50), a longitudinal axis E, an inner end (51) on which an ignition surface is arranged, and an outer end (52) opposite the inner end, wherein the base body (50) has a diameter DG, wherein the electrode (5) has at least one elongated elevation (55) and/or at least one groove (56) on the base body (50).
Dependencies are inferred from the claim text.