Patent ID: 7435079

Claim:
An angular ejector pin mechanism for ejecting plastic articles comprising: an angular ejector pin including a horizontal molding plate and an inclined supporting plate slantingly extending downward from a portion of the molding plate, a pair of moving holes defined in a front face of the molding plate and a pair of sliding grooves defined in a rear face of the molding plate and extending forward to communicate with the moving holes, the sliding groove being coaxial with the pair of the moving holes and the diameters of the sliding groove being larger than the diameters of the moving holes; a sliding pin having a stopping protrusion so as to divide the sliding pin into a moving portion before the stopping protrusion and a sliding portion behind the stopping protrusion; an elastic element assembling with the moving portion of the sliding pin, a portion of each elastic element abutting against the stopping protrusion and the other portion abutting against a front wall of the sliding groove; and a stopping block extending longitudinally, a sliding channel defined in a front face of the stopping block and extending longitudinally, the sliding channel including a vertical channel located at a lower portion of the sliding channel and a inclined channel extending slantingly relates to the vertical channel and located at an upper portion of the sliding channel; wherein the moving portion of the sliding pin is received in the moving hole and the sliding portion abuts against an inner wall of the sliding channel to slide up and down, the stopping protrusion of the sliding pin moves along the sliding groove of the angular ejector pin.