Turbine blade with sealing element

Details Turbine blade with sealing element Turbine blade with sealing element

2005-09-06

2005-09-06

Verdier, Christopher (Department: 3745)

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Between blade edge and static part

C415S173400, C415S173600, C416S191000, C416S192000

Reexamination Certificate

active

06939104

ABSTRACT:
A turbine blade including a head at its peripherally outer end, and on the outside face thereof at least one wiper is formed having a first end portion and a second end portion, with a wiper tip extending between the two end portions. The first portion situated on the suction side of the blade is taller than the second end portion to form a sawtooth effect between the wipers of two adjacent blades mounted on a turbine rotor. The tip of each wiper presents a convex surface between the first portion and the second portion.

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patent: 792 014 (1980-12-01), None
patent: 02 25065 (2002-03-01), None

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