| 摘要 |
1,273,272. Guiding yarn over heaters. ERNEST SCRAGG & SONS Ltd. 12 Jan., 1970 [9 Jan., 1969], No. 1271/69. Headings DID and D1F. Yarn 13 is guided in a helical path around a tubular heater 12 by projections 15 on an adjustable collar 14. The collar lies in an annular recess in the tube, and is tightened in the desired position by screw 15a.
|
