Patent ID: 8203089

Claim:
A casing for an electric household appliance switch, comprising: a lower part, an upper part a first chamber between said lower part and said upper part and a second chamber between said lower part and said upper part, a switch actuating rod movable within said second chamber wherein the upper part of the casing is positioned over the lower part of the casing and is form-locked therewith, wherein peripheral vertical side walls of the upper part of the casing externally surround peripheral vertical side walls of the lower part of the casing, a vertical partition projects out from an upper surface of the lower part of the casing and separates the first chamber from the second chamber, a vertical partition projection extends out from a lower surface of the upper part of the casing, externally with respect to the first chamber, and surrounds the upper part of the vertical partition, wherein the width and the height of a first gap between the peripheral vertical side wall of the upper part of the casing and the peripheral vertical side wall of the lower part of the casing as well as of a second gap between the vertical partition projection of the upper part of the casing and the vertical partition of the lower part of the casing are configured such that the capillary elevation of liquids in said first gap and said second gap is lower than the height of said first and said second gaps, and wherein the width of said first and said second gaps being kept as low as possible.