Patent ID: 6672667
Filing Date: 2004-01-06
Classification: B60N

Abstract:
An anti-submarine seat for an automobile, comprising spring-type actuators elastically supporting a front end and a rear end of a seat cushion of an automobile, the actuators being installed at a lower portion of the seat cushion, wherein the actuators urge the front end of the seat cushion upwards and simultaneously descend the rear end of the seat cushion in response to an impact due to a collision and wherein the actuators comprise;a cylindrical upper housing installed at a lower surface of an upper seat frame of the seat cushion; a cylindrical lower housing installed at an upper surface of the lower seat frame of a floor of an automobile; and a spring and a spring seat installed in the lower or upper housing, wherein the spring and the spring seat are fixed in the lower or upper housing by means of a wedge-shaped spring fixing pin in the actuator so that an operation of the spring is selectively controlled.