| 摘要 |
<p>An apparatus for manufacturing a paper tube having a polygonal cross section comprising a frame (10), an elongate core assembly (20) having an end rotatably supported to the frame and the other free end and having an outer peripheral surface of a predetermined polygonal shape, and a delivery member (71,72) installed to the core assembly for at least a portion of the delivery member to be exposed from to the outer peripheral surface of the core assembly on which the strips are wound, the delivery member being installed for the exposed portion to move toward the free end of the core assembly after receiving the power, whereby the continuously exposed portion is brought into contact with an inner surface of the lowermost one of a plurality of the strips wound on the outer peripheral surface of the core assembly and thus a plurality of the strips wound on the core assembly continuously move toward the free end of the core assembly.</p> |
