Patent ID: 6666640
Filing Date: 2003-12-23
Classification: F16B,H01L,Y10S,Y10T

Abstract:
A fastener for a heat-radiator on a chip, the fastener comprising:a leg (10) with a lower end and an upper end; a cone-shaped foot (11) of which a maximum diameter is larger than that of said leg formed at the lower end of said leg (10); a head (13) formed at an upper end of said leg (16); two flexible bow arms (14) oppositely formed at two sides of said leg (10) each with a first end fixed on a bottom face of said head (14); a ring (15) formed on second ends of said bow arms (14); an opening (16) defined in the ring (15) for said leg (10) extending therethrough; and a resilient member (17) provided outside said leg (10) and extending through the opening (16).