Patent ID: 7618566
Filing Date: 2009-11-17
Classification: B29C,G05D

Abstract:
1. A method for controlling temperature of at least one heater utilized in a hot runner injection molding system, the method comprising: receiving an input voltage with a regulated voltage supply that is electrically connected to the at least one heater utilized in the hot runner injection molding system; obtaining at least one temperature value from at least one temperature sensor being positioned relative to the at least one heater utilized in the hot runner injection molding system; and regulating temperature of the at least one heater utilized in the hot runner injection molding system with at least one digital signal processor that is operatively connected to the at least one heater utilized in the hot runner injection molding system, the at least one digital signal processor being configured to connect with the at least one temperature sensor, and being configured to connect with the regulated voltage supply, wherein regulating temperature of the at least one heater is based on feedback being received from the at least one temperature sensor, increasing reliability of the at least one heater with the at least one digital signal processor by: