Patent ID: 8749102

Claim:
An electric motor comprising: a shaft which is attached with a rotor and has an internal cooling medium passageway formed therein so that a cooling medium passes therethrough; a housing which has the shaft disposed therein and rotatably supports the shaft; a cooling medium supply portion which is provided inside the housing at a side of one end of the shaft and supplies the cooling medium to the internal cooling medium passageway; a rotation angle detection sensor which is attached at the side of the one end of the shaft and detects a rotation angle of the shaft; a push member which includes therein a penetration hole through which the cooling medium supplied from the cooling medium supply portion passes and is interposed between the cooling medium supply portion and the one end of the shaft to guide the cooling medium to the internal cooling medium passageway and presses the rotation angle detection sensor from the side of the one end of the shaft; and a connector which holds a terminal electrically connected to one end of a signal cable for outputting an output of the rotation angle detection sensor and is attached to the housing.