Patent ID: 6757945
Filing Date: 2004-07-06
Classification: A47G,B60N,Y10T

Abstract:
A mat fastener for connection to a floor mat of an automobile comprising:a. a male grommet made of a resin material; b. a female grommet made of a resin material; c. the female grommet having an outer tube portion having opposite open ends and adapted to be inserted into a hole formed in the floor mat; d. the female grommet having a flange formed at an outer periphery of one of the ends of the outer tube portion and being adapted to be in contact with one side surface of the mat, the outer tube portion projecting axially beyond the flange of the female grommet for insertion into the hole formed in the floor mat; e. the male grommet having an inner tube portion having opposite open ends and adapted to be inserted into the out r tube portion of the female grommet and a flange formed at an outer periphery of one of the ends of the inner tube portion; f. the flang of the male grommet adapted to be in contact with another side surface of the mat; wherein: g. each of the outer and inner tube portions is provided with an engagement means for coupling the female and male grommets to each other so that, upon engagement thereof, one of the flanges of the grommets is adapted to be brought into contact with one of the side surfaces of the mat around the mat hole and the other flange of the grommets is adapted to be brought into contact with the other side surface of the mat, whereby the mat fastener is fastened to the mat with the mat sandwiched between the flanges; h. one of the flanges of the male and female grommets has a larger outside dimension than that of the other thereof; i. each of the flanges has an outer peripheral portion formed in a curve shape to be directed toward the mat to allow each of the flanges to bite into the mat when the male and female grommets are coupled to each other by the engagement means; j. the flange of the female grommet has an annular concavity surrounding the tube portion of the female grommet; and k. wherein the flange of the female grommet has a plurality of radial, circumferentially spaced stiffening ribs formed in the concavity between the tube portion and the outer peripheral portion of the female grommet.