Patent attributes
A webbing adjustment device for a seat belt system has a frame and a slider. The frame has a first hole and a second hole below the first hole. A front section of a webbing extends through the second hole of the frame. The slider is detachably connected to the frame. The slider has a first end portion, a second end portion, a connecting portion, and a through groove. The connecting portion is formed between the first end portion and the second end portion. The through groove is formed through the connecting portion. The connecting portion of the slider is inserted through the first hole, and a rear section of the webbing is passed through the first hole and the through groove, and the rear section is locked or unlocked by a relative motion between the frame and the slider.