Patent ID: 6508080
Filing Date: 2003-01-21
Classification: A44C,Y10T

Abstract:
A connection device for jewelry, comprising:an elongated male member having a tapered front end, a rear end, a circumferential groove adjacent to said rear end, and a connecting portion at said rear end for connecting said male member to jewelry; a female member formed as a box operable to open and close, said female member including: a cover having one of a half-circle-shaped aperture and a recess at a longitudinal first end for receiving said male member; a base having a hook recess at a longitudinal first end for receiving said groove of said male member; and a connecting portion at a longitudinal second end of one of said cover and said base for connecting said female member to jewelry; a spring axle extending through said cover and said base so as to pivotally connect said cover and said base, said spring axle including: a tube having a first open end and a second open end; a spring inside said tube; a first sliding rod slidably extending through said first open end such that a distal end of said first sliding rod extends outside said first open end of said tube; and a second sliding rod slidably extending through said second open end such that a distal end of said second sliding rod extends outside said second open end of said tube, said spring being arranged in said tube so as to bias said first sliding rod and said second sliding rod in an outward direction; and a spring member for biasing said cover and said base in a direction so as to close said female member and wherein said cover includes a pair of parallel guide walls extending from an inner upper surface thereof, each of said guide walls having a through-hole, said spring axle being arranged such that said tube extends through said through-hole of each of said guide walls.