Patent ID: 6353185
Filing Date: 2002-03-05
Classification: H02G,Y10T

Abstract:
A grommet formed of one of a rubber and an elastomer and provided with a small diameter tube portion through which a wire harness extends in a tightly interfitted condition, an enlarged diameter tube portion which continues in a conical tube shape from one end of said small diameter tube portion, and a recessed portion for hooking on an automobile body panel, said recessed portion being provided about an outer peripheral surface of said enlarged diameter tube portion,wherein a height of first and second peripheral side walls on opposite sides of a bottom surface of said recessed portion is established so that the height of said second side wall of a small diameter tube portion side of said enlarged diameter tube portion is about 50% to 35% of the height of said first side wall on an opening edge side of said enlarged diameter tube portion, and a width of said recessed portion between said first side wall and said second side wall is set to be greater than the height dimension of said second side wall, and said second side wall is deformable inwardly into said recessed portion during installation; and wherein a groove portion is provided on an inner peripheral surface of said enlarged diameter tube portion at a position where said second side wall protrudes from an outer peripheral face of said enlarged diameter tubular portion, said groove portion extending outwardly toward said second wall to form a reduced thickness portion between said groove portion and said recessed portion to enhance folding of said second wall toward said first wall.