| 摘要 |
<p>A device for winding a web of plastic film (10) comprises a winding roller (6) on which the roll (11) is formed and a pressure roller (8). The pressure roller (8) takes the form of an adjustable sag roller with a non-rotary transverse head and a hollow roller rotating about it which is supported on the transverse head via a pneumatically driven supporting device and has a mass of lower than 1kg/cm roller length, i.e. consisting of fibre-reinforced plastic.</p> |
