Patent ID: 8590658
Filing Date: 2013-11-26
Classification: B60R

Abstract:
1. An occupant protection system for a vehicle, comprising: a winding shaft connected to one end of a seat belt, the winding shaft being configured to wind the seat belt therearound; a belt position changing member which is rotatably supported by a rotatable shaft and to which the seat belt is connected, the belt position changing member changing a position of the seat belt in a front-back direction of the vehicle; a biasing member coupled to and biasing the belt position changing member to turn frontward of the vehicle toward a front position; a position detection unit configured to detect when the belt position changing member is in a rear position; a motor coupled to the winding shaft and configured to rotate the winding shaft in a winding up direction and a pulling out direction of the seat belt; a current detection unit that detects a current flowing to the motor; and a control unit configured to control the rotation of the motor based on detection results of the current detection unit and the position detection unit, and wherein the control unit is configured to change the rotating direction of the motor to the pulling out direction when the motor is rotating in the winding direction of the seat belt, the belt position changing member is not in the rear position, and the current detected by the current detection unit is at least a predetermined current value.