Patent ID: 6564424
Filing Date: 2003-05-20
Classification: E05C,Y10T

Abstract:
A door-stop device for vehicles, comprising:a base structure carrying a pair of rollers that turn about respective axes which are parallel to one another and are elastically pushed against one another; and a metal tie rod having a pair of rolling surfaces set opposite to one another, on which the above-mentioned rollers act, said rolling surfaces presenting at least one positioning notch designed to be engaged by one of said rollers to define a position of stable retention of the door, wherein said positioning notch presents: an arched central portion having a radius of curvature Ra=(10 to 15)R1, where R1 is the radius of the corresponding roller; a pair of arched lateral portions with a radius of curvature Rb=(1.1 to 1.8)R1, and wherein the aforesaid central portion has a dimension, in the direction of the longitudinal axis of the tie rod, A=(0.15 to 0.30)R1.