Labyrinth disk for a turbomachine
AssigneeSnecma
InventorsEmilie POUZET, Didier Pasquiet, Frederic Lespinasse
Life of this patent
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Abstract
The present invention relates to a labyrinth disk for a turbomachine comprising a hub, a web and a frustoconical peripheral portion, having on one face labyrinth seal teeth and on the other face radial ribs (78′) the flanks (78′f) of which delimit, between one another, channels (80) which open out at the periphery of the disk, the width of said channels decreasing from the base of the frustoconical portion to the opening at the periphery, wherein the ribs are split close to the periphery, a recess (79′) being created between the two flanks (78′f) of one and the same rib.
Claims9
A labyrinth disk for a turbomachine comprising a hub, a web and a frustoconical peripheral portion, having on one face labyrinth seal teeth and on the other face radial ribs the flanks of which delimit, between one another, channels which open out at the periphery of the disk, the width of said channels decreasing from the base of the frustoconical portion to the opening at the periphery, wherein the ribs are split close to the periphery, a recess being created between the two flanks of one and the same rib.
Dependencies are inferred from the claim text.