LOPHJUL FOR SNABBT ROTERANDE TURBIN

摘要

1490806 Centrifugal impellers MOTORENUND TURBINEN-UNION MUNCHEN GmbH 17 Nov 1975 [4 Dec 1974] 47255/75 Heading F1C The impeller 1 and hub 5 of a centrifugal flow turbomachine are connected via a resilient connecting member 4 integral with the hub which is mounted as an interference or frictional fit on a tapered shaft 6 with a gap 11 between hub and impeller and between shaft and impeller. The connecting member 4 is welded, e.g. friction welded to the impeller. The impeller is located axially by a stop ring 7 engaging a nut 8.