Siemens Demag Delaval Turbomachinery, Inc.

John S Loudon

Timothy Ewer

Michael J Lipski

Samuel Golinkin

Gennaro J DiOrio

A locking arrangement for a row of radial entry blades () of a turbo-machine. A closing blade () includes a root portion () having an axial attachment shape () for engagement with an axially oriented slot having an axial attachment shape () formed at the entering slot location () of the radial entry rotor disk (). For applications utilizing blades with curved platform faces (), a preceding blade () and a following blade () in the row are designed with one curved face for abutting adjacent radial entry blades and one flat face () for abutting the flat closing blade faces (). The closing blade () may be designed with a root portion () having two legs () that are urged apart by a key () into tight contact with the adjacent blades.

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Mt. Laurel, NJ, United States of America

John S Loudon