| 摘要 |
An apparatus for continuously heating an elongated textile article comprises a box mounted within a heating chamber at its inlet and/or outlet so as to cover the same, and a pipe connected at one end to the box and leading to a point upstream of a heat source of a heated-air circulating system. The pipe draws the outside air entering into the box also the heated air leaking out of the heating chamber, and then discharges or releases the mixture upstream of the heat source. The thus discharged mixture of the outside air and the heated air is additionally heated as a recirculating heated air.
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