Patent ID: 8334741

Claim:
A mechanical switching device comprising: a base member, at least one pair of elongated conductor members mounted on the base member, each conductor member comprising a conductor end, wherein the conductor ends of the pair of conductor members are separated by a gap, a middle member mounted on the base member, a switch member comprising a stationary part and a movable part, the movable part comprising a conductor bridge that is adapted to be displaced in a direction towards or away from the conductor members between a first position and a second position, wherein in the first position the two conductor ends lack electrical connection and in the second position the two conductor ends are electrical connected by means of the conductor bridge bridging over the gap between the two conductor ends, characterized in that said stationary part comprises a protruding member protruding away from the direction of displacement of the conductor bridge, wherein the base member, the conductor members, the middle member and the stationary part of the switch member are attached together by means of at least one attachment arrangement comprising a receiving member and an insert member engaged in the receiving member, wherein the receiving member is formed in the base member, the middle member and the protruding member, and wherein the insert member extends in the receiving member.