发明授权
US3716689A High frequency dielectric heating process and apparatus 失效
高频电介质加热工艺及设备

High frequency dielectric heating process and apparatus
摘要:
A high frequency heating machine for laminating fabrics material in which a heating electrode for each side of the material is divided into two parts and in which each of the four electrodes is preheated, the two electrodes one one side of the material dividing the load and having capacitors therebetween. Mechanism is provided for step-by-step passage of the material between the two opposing sets of electrodes in which the dies are spaced three times the effective width of one die and in which the stroke of the material for each step is twice the effective width of one die.
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