49686 ⎘
Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor; Component parts, details or accessories; Auxiliary operations; Moulds; Sprue channels Runner channels or runner nozzles; Closure devices therefor consisting of needle valve systems Back flow of material into nozzle channel
Valve pin and nozzle configuration and method of control
#2Metal Mold, and Formed Body Molding Method by the Metal Mold
#3Injection nozzle system for an injection molding machine
#4Needle valve nozzle
#5Edge gated injection molding apparatus
#6Injection nozzle system and injection molding machine incorporating same