Patent ID: 8740178

Claim:
A solenoid valve for controlling a fluid, comprising: an armature including a base region, a substantially cylindrical lateral region, a head region, and a junction region defined between the lateral region and the head region; a valve member connected to the armature; an armature casing component in which the armature is positioned; and only one groove arrangement including a first groove in the junction region configured to facilitate fluid flow between the lateral region and the head region, the only one groove arrangement defined only in the junction region, an outer portion of the head region, and an upper portion of the lateral region, wherein a flow path is formed between the armature and the armature casing component, the flow path extending from a lower armature space to an upper armature space and back to the lower armature space, and wherein the first groove is arranged at an angle of approximately 20° to 30° with respect to the lateral region.