| 主权项 |
1. A vane compressor comprising:
a housing having therein a rotor chamber; a rotor that is disposed in the rotor chamber so as to be rotatable about an axis of rotation and has therein a pair of vane slots; and a plurality of vanes provided in the respective vane slots so as to be slidable in and out of the vane slots, a compression chamber being formed by one surface of the rotor chamber, the other surface of the rotor chamber, an inner peripheral surface of the rotor chamber, an outer peripheral surface of the rotor, and any two adjacent vanes, wherein the vane slots include a first vane slot and a second vane slot that extends in a direction in which the first vane slot extends, the vanes include a first vane slidably received in the first vane slot and a second vane slidably received in the second vane slot, the rotor has therein a communication hole that provides communication between the first vane slot and the second vane slot, the first vane and the second vane have respective bottom surfaces near the axis of rotation of the rotor, at least one of the first vane and the second vane has a recessed portion in the corresponding bottom surface, the vane compressor further includes a transmission pin that is accommodated in the communication hole, the transmission pin includes a loose-fit portion that is loosely inserted in the recessed portion, a shaft portion that extends in a direction opposite to a direction in which the loose-fit portion is inserted, and a flange portion that is formed between the loose-fit portion and the shaft portion and in contact with the bottom surface in which the recessed portion is formed, the vane compressor further includes a coil spring that is disposed in the communication hole to urge the first vane and the second vane in opposite directions away from each other via the flange portion, and the coil spring is disposed around the shaft portion and supported by the flange portion so as to urge and support the transmission pin. |
