| 摘要 |
<p>Hollow rotary spinning condenser (1) comprising on the outside a guide surface (2) intended for receiving the fibres and possessing a plurality of contiguous radial orifices (7,8) of specific diameter (5) formed in the thickness of the guide surface (2) and connecting said surface to the hollow core (6) of the condenser (1), itself intended to be connected to a vacuum source, characterised in that each orifice comprises a first hole (7,8) of a diameter larger than that of the actual orifice (5), in which is forcibly inserted a radial tube (10), the inside diameter of which corresponds to that of the orifice (5) of specific diameter. <IMAGE></p> |
