Nozzle for injection moulding of plastic materials
AssigneeA.S. Attrezzature Special
InventorsMaurizio Bazzo, Tiziano Boscariol
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Abstract
Nozzle (1) for injection moulding of plastic materials, comprising a generally cylindrical body (2) with spiral-shaped groove (4) on the external surface, in which a first and a second heating resistor (5, 6), which are independent from each other and which are equipped with respective autonomous controlling thermocouples (7, 8), are wound.
Claims3
Nozzle (1) for injection moulding of plastic materials comprising a generally cylindrical body (2) having an external surface and a heating resistor (5) wound on said external surface and to which a controlling thermocouple (7) is operatively connected, and also comprising a second heating resistor (6) wound on said external surface of the body (2), independent from said heating resistor (5) and equipped with an autonomous second controlling thermocouple (8).
Dependencies are inferred from the claim text.