Patent ID: 7990015

Claim:
An attachment for a magnetic structure used in rotating electric machines, the magnetic structure being shaped to define a pair of coil-retaining slots which are separated by an elongated tooth, the elongated tooth having a pair of sidewalls and a distal end, the distal end of the tooth being shaped to define a recess, the attachment comprising: (a) a base, the base comprising a bottom wall, a top wall and a pair of opposing sidewalls, and (b) a stem formed on the top wall of the base and projecting outward therefrom, the stem being dimensioned for fitted insertion within the recess in the elongated tooth, the stem including a flattened top wall and a pair of opposing planar sidewalls, each of the pair of opposing planar sidewalls extending from the flattened top wall of the stem to the top wall of the base, (c) wherein a longitudinal groove is formed into at least one of the pair of opposing planar sidewalls of the stem.