| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a control device for a hermetically sealing and packing tool capable of appropriately sealing a bag without a trouble for a long term in the sealing and packing tool which seals the bag by sucking and dischanging air in the bag made of a hot-melting resin film and then melting it by a heater portion. <P>SOLUTION: The control device has an electric power supply portion 4, a control portion 12 operating and controlling a heater 7, a timer portion counting the operating time of the heater 7, a temperature detecting sensor 14 detecting the temperature of a holding portion holding the heater 7 or its circumference and outputting the detected signal to the control portion 12 and a voltage output unit 5b detecting the voltage of the electric power supply portion 4 and outputting the detected signal to the control portion 12 wherein the control portion 12 calculates an appropriate heating time according to the temperature of the holding portion or its circumference and the voltage of the electric power supply portion 4 and operates the heater 7 for the calculated time. <P>COPYRIGHT: (C)2004,JPO |
