Device for imparting of a high rotational speeds of a rotation body which, in particular for the granting of a wrong wire on synthetic textile on crimpers is from gottingen

摘要

1,211,457. Friction gearing. ELITEX-ZAVODY TEXTILNIHO STROJIRENSTVI, GENERALNI REDITELSTVI. 10 April, 1968 [26 April, 1967], No. 17124/68. Heading F2Q. A false twist spindle 7 is driven by driving discs 5, 6 with which it is maintained in contact by independently mounted magnets 1, 2 with pole shoes 3, 4 having pointed protrusions 20 extending towards the spindle 7. In a modification, the pole shoes are located outside the magnets. In another modification, discs 71, 72, Fig. 5, are provided on the spindle 7 and cooperate with protrusions 20 on pole shoes 3, 4.