Apparatus for injection molding of plastic material
AssigneeINGLASS S.p.A.
InventorMaurizio Bazzo
Life of this patent
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Abstract
An apparatus for injection molding of plastic materials includes an injection machine platen, a mold including a backing plate for securing the mold to the injection machine platen, a distributor of the plastic material to be injected adjacent to the backing plate and bearing at least one injector including a nozzle within which a pin valve is axially movable, and a respective electric actuator with associated transmission to operate the displacement of the pin valve between a closed position and an open position. The transmission includes a variable-length connecting rod.
Claims11
An apparatus for injection molding of plastic materials including an injection machine platen, a mold comprising a backing plate for securing the mold to the injection machine platen, a distributor of the plastic material to be injected, bearing at least one injector including a nozzle within which a pin valve is axially movable, and a respective electric actuator and associated transmission to operate displacement of the pin valve between a closed condition and an open condition to enable fluid plastic material under pressure to flow from the distributor to a cavity of the mold, wherein said transmission includes a variable-length connecting rod.
Dependencies are inferred from the claim text.