Patent ID: 9204691
Filing Date: 2015-12-08
Classification: A44B,B60R

Abstract:
1. A tongue that is slidably supported by a seat belt, separates the seat belt into a shoulder belt and a lap belt, and has an engagement portion engageable with a buckle, the tongue has a seat belt insertion hole that is provided so as to be elongated in a direction perpendicular to or substantially perpendicular to the engagement portion and allows the seat belt to be inserted therethrough; and a seat belt slide portion that forms part of the seat belt insertion hole and has a seat belt slide surface against which the seat belt slides, wherein the seat belt slide portion has a specified number of recess portions provided in the seat belt slide surface, and a specified number of projections are separately provided in the recess portions, wherein the seat belt slide surface at least has a shoulder belt-side seat belt slide surface that is disposed on a shoulder belt side and extends continuously between both ends of the seat belt insertion hole in a longitudinal direction of the seat belt insertion hole, and wherein, relative to a position where the distance between the shoulder belt-side seat belt slide surface and an edge of the engagement portion forming a boundary of the insertion hole in a direction perpendicular to or substantially perpendicular to the longitudinal direction of the seat belt insertion hole is a minimum distance, the shoulder belt-side seat belt slide surface extends from the shoulder belt side to a lap belt side, and part of the shoulder belt-side seat belt slide surface is positioned on the lap belt side relative to the position where the distance is the minimum.