| 摘要 |
1,166,372. Crimping fibres; nip rollers. IMPERIAL CHEMICAL INDUSTRIES Ltd. 13 June, 1968 [11 July, 1967], No. 31894/67. Heading D1D. Nip rolls 1 for feeding filamentary material into a stuffer box are each mounted on a drive shaft and at least one is mounted on its shaft by a ball bearing 11 to allow the roll to move relative to the shaft to compensate for roll surface misalignment during processing. The roll is driven through a key 7. |
