| 摘要 |
<p>A friction spinning apparatus includes a yarn winder (P, 30, 36) and a pair of friction spinning rollers (1, 2) of which one roller (2) is perforated and provided with a suction slot which is opened and closed on rotation of a piecing lever (28), means being provided for interconnecting operation of the piecing lever (28) with, on the one hand, restoration of the winding operation and, on the other hand, restoration of fibre feed to the nip between the two friction spinning rollers.</p><p>Preferably the interconnecting means comprise a pair of cams (31 and 32) on the drive shaft (27) linked to the piecing lever (28) and co-operable with respective switches (34 and 35) to control drive to the fibre feed roller (37) of the fibre-opening unit and also the package lift mechanism to initiate winding.</p> |
