Patent ID: 8569639

Claim:
A breathable sealed dome switch assembly comprising: a dome switch comprising a shell attached to a base and defining an interior space there between; an adhesive and a dome sheet, whereby said dome sheet adheres to said shell using said adhesive; at least one vent fluidly connecting said interior space at a first end to an exterior of said assembly at a second end, said vent extends through a space at least defined by said adhesive and said dome sheet; at least one membrane being permeable to air and resistant to contaminants and positioned with said vent such that fluid passing through said vent also passes through said membrane; said second end of said vent defined by an opening in said dome sheet, said opening sealed by said membrane, and both said opening and said membrane positioned away from said shell; and said membrane is positioned below said dome sheet and above said base, said membrane held in position by at least said dome sheet and in an un-bonded relationship to any surface.