Patent ID: 7467938
Filing Date: 2008-12-23
Classification: B29C,B29K,B29L,Y10T

Abstract:
1. A resin injecting apparatus compnsing: a resin injecting nozzle for injecting a molten resin into a cavity configured between a first resin molded part and a second resin molded part connected to said first resin molded part, from a through-hole configured in said second resin molded part; an ejection plunger for ejecting a predetermined amount of molten resin from said resin injecting nozzle; a thermal insulating bush attached to said resin injecting nozzle; a coolant passage which is formed in said thermal insulating bush and through which a coolant is passed; and coolant supplying means for supplying the coolant to the coolant passage, wherein a bottom surface of said thermal insulating bush abuts on an end surface of said second resin molded part.