Patent ID: 7635933

Claim:
A resolver comprising: a rotor core having an outer circumferential face in a noncircular shape, for rotating around a predetermined central axis; a plurality of teeth having an axis core identical to that of the central axis and extending toward the central axis to be arranged circumferentially spaced apart from one another; a coil formed by winding a conductive wire for a plurality of times around each of the plurality of teeth; a terminal block extending radially outward from the plurality of teeth and having a plurality of terminal pins respectively connected with a lead part of the coil; and a concave part formed radially inside the plurality of terminal pins on the terminal block, the concave part extending in a substantially horizontal direction substantially orthogonal to a direction of the terminal block being extended, the lead part of the coil being across the concave part, wherein the lead part between the teeth and the terminal pin includes a slack part.