Patent ID: 7059815
Filing Date: 2006-06-13
Classification: F16B

Abstract:
1. An elastic fastener comprising a hollow tubular portion, an internally threaded portion provided at one of the ends of said tubular portion, and a flange formed at the other end of said tubular portion, wherein said tubular portion and said flange are integrally formed with each other and made of an elastomeric material selected from the group consisting of a styrene-based elastomer, a polyamide-based elastomer, a polyester-based elastomer, a urethane-based elastomer and an olefin-based elastomer, said internally threaded portion is formed of a rigid resin material selected from the group consisting of a polycarbonate resin, a styrene-based resin, an acrylic-based resin, a polyester-based resin, a nylon-based resin, a modified PPE resin and a polymer alloy composed of polycarbonate, said internally threaded portion having a plurality of external surfaces extending the entire axial length thereof and defining a plurality of planer surfaces interconnected by curved surfaces, said internally threaded portion being internally received in a through aperture of said tubular portion, and a thermal bond defining an integral connection between said tubular portion and said internally threaded portion.