Safety belt device for motor car, has force limiting unit that extends specific portion of diagonal belt from belt buckle to crossing point of diagonal belt with vertical plane

摘要

The safety belt device (1) has seat belt (11) with two ends (B4,B5) among which one end (B5) is connected to lap belt (2) using belt buckle (5), and other end (B4) is connected to diagonal belt (3). A specific portion of diagonal belt is extended from the buckle to a crossing point (4) of diagonal belt portion with a vertical plane (10) by a force limiting unit (12).