Patent ID: 8622774

Claim:
An electrical contact comprising: at least one grooved channel defined in an interior surface of the electrical contact along at least a portion of the electrical contact disposed along a longitudinal axis and configured to axially receive a lead of a wire cable for attachment thereto such that the attached lead engagingly makes contact against a recessed surface of said at least one grooved channel, wherein said at least one grooved channel has a depth and includes at least one sidewall extending along the depth and the at least one sidewall includes at least one section thereof that angularly extends from the interior surface of the electrical contact to a point recessed from the interior surface disposed on the at least one sidewall along the depth; and a knurl pattern defined in the interior surface of the electrical contact along the portion of the electrical contact, the portion of the electrical contact configured to axially receive the lead of the wire cable for attachment thereto thereby allowing the lead to engagingly contact against the knurl pattern, the knurl pattern including a plurality of elements, each element in the plurality of elements has a shape that includes a plurality of inner corners, a first pair of opposing inner corners defining a generally axial minor distance therebetween and a second pair of opposing inner corners different from said first pair of opposing inner corners defining a major distance therebetween, wherein said generally axial minor distance is less than said major distance.