A power supply connector (40, 50) for automobiles, comprising: a connector body; a case for accommodating the connector body; and a grasping member that is attached to the case; wherein the connector body and the grasping member are slidable in a direction of the same axis line with respect to the case, and wherein the grasping member comprises a handle part, characterized in that by moving the grasping member forward with respect to the case, the connector body is movable toward a forward position with respect to the case, along with the movement of the grasping member, the handle part is formed so that at least part of the handle part is arranged on a line extending from the central axis of the connector body the grasping member comprises a deceleration mechanism adapted to perform the movement of the grasping member and the connector body with respect to the case such that, when moving the grasping member with respect to the case, the distance of movement of the connector body with respect to the case is smaller than the distance of movement of the grasping member with respect to the case, the case comprises a first gear and a second gear with less numbers of teeth than the first gear; and in the deceleration mechanism, the first gear and second gear are rotatably provided on the case; the grasping member is connected to the first gear via a first coupling member, such that a linear-direction movement of the grasping member is converted to a rotational-direction movement of the first gear; the connector body is connected to the second gear via a second coupling member such that the rotational-direction movement of the second gear is converted to the linear-direction movement of the connector body; and when the grasping member is moved with respect to the case, the first gear is adapted to rotate and to transmit the rotation to the second gear, and the connector body is adapted to move with respect to the case along with the rotation of the second gear. a connector body; a case for accommodating the connector body; and a grasping member that is attached to the case; wherein the connector body and the grasping member are slidable in a direction of the same axis line with respect to the case, and wherein the grasping member comprises a handle part, characterized in that by moving the grasping member forward with respect to the case, the connector body is movable toward a forward position with respect to the case, along with the movement of the grasping member, the handle part is formed so that at least part of the handle part is arranged on a line extending from the central axis of the connector body the grasping member comprises a deceleration mechanism adapted to perform the movement of the grasping member and the connector body with respect to the case such that, when moving the grasping member with respect to the case, the distance of movement of the connector body with respect to the case is smaller than the distance of movement of the grasping member with respect to the case, the case comprises a first gear and a second gear with less numbers of teeth than the first gear; and in the deceleration mechanism, the first gear and second gear are rotatably provided on the case; the grasping member is connected to the first gear via a first coupling member, such that a linear-direction movement of the grasping member is converted to a rotational-direction movement of the first gear; the connector body is connected to the second gear via a second coupling member such that the rotational-direction movement of the second gear is converted to the linear-direction movement of the connector body; and when the grasping member is moved with respect to the case, the first gear is adapted to rotate and to transmit the rotation to the second gear, and the connector body is adapted to move with respect to the case along with the rotation of the second gear. the first gear and second gear are rotatably provided on the case; the grasping member is connected to the first gear via a first coupling member, such that a linear-direction movement of the grasping member is converted to a rotational-direction movement of the first gear; the connector body is connected to the second gear via a second coupling member such that the rotational-direction movement of the second gear is converted to the linear-direction movement of the connector body; and when the grasping member is moved with respect to the case, the first gear is adapted to rotate and to transmit the rotation to the second gear, and the connector body is adapted to move with respect to the case along with the rotation of the second gear.