Patent ID: 7733203

Claim:
An auxiliary contact unit for a magnetic contactor, the unit comprising: a cover disposed inside a lower frame of the auxiliary contact unit and connected to lower hooks, the cover supporting an upper structure of the auxiliary contact unit; a protrusion formed either at a concave inner surface of the cover, the protrusion supporting the inner surface of the cover, wherein the protrusion is formed as a wall at the inner surface of the cover and the wall is positioned between a first pair of parallel side walls of the cover such that each end portion of the protrusion is in contact with a corresponding one of the first pair of parallel side walls, wherein the wall is further positioned in parallel with a second pair of parallel side walls of the cover, the first and second pairs of parallel side walls being oriented in a vertical direction with respect to one another, and wherein heights of the first and second pairs of parallel side walls are substantially the same.