The subject innovation is the belt 10 from unlocked to the upper portion of the retractor 20 to the lower portion of the inner side wall of the vehicle winding the belt 10 by the elastic is provided, an upper portion wherein the retractor (20) a groove (30 ) to be supported through the buckle 40 is formed, for a vehicle chair seat plate portion formed at the inside of the belt pocket (50), a vehicle formed to wrap the belt 10 comes loose as the lower portion of the retractor 20 ( and seat 70 to 60) are provided on the outside, and the socket portion 80 is fixed to one side of the seat 70, is fastened to one side of the belt 10 is inserted, you can ride on the socket portion 80 clip 90 as in the seat belt apparatus is configured, the seat plate portion to the central side of the guide hole 100, the through hole longitudinally of 60, one side of the seat 10, the guide hole 100 so as to be opened and closed opening and closing means 200 which is installed in and, with the sliding member 300 is slidably installed in the guide hole 100, Comprises groups to secondary clip 500 is fastened to the other side of the belt 10 and the secondary socket unit 400 provided in the upper surface, so as to shovel, can ride in the auxiliary socket portion 400 of the sliding member 300 .
Accordingly, by a shock due to the external in order to prevent fetal protection and long-term rupture of the public of the pregnant women, the present invention relates to a seat belt apparatus for preventing abdominal pressure for dispersing the pressure to be concentrated in the abdomen and thorax in the chest and the thighs.