Angled blade firtree retaining system

Details Angled blade firtree retaining system Angled blade firtree retaining system

2005-06-02

2008-10-28

Verdier, Christopher (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

Changing state mass within or fluid flow through working...

C416S19300A, C416S21900R, C416S22000A, C416S248000

Reexamination Certificate

active

07442007

ABSTRACT:
A blade root retaining system for attachment of a turbine blade to a turbine disc of a gas turbine engine comprises a blade root having at least one projection on each of opposite sides thereof, the projection extending from a leading edge to a trailing edge of the blade in an axial direction toward a longitudinal axis of the gas turbine engine. The blade root is received in an attachment slot defined through a periphery of the turbine disc. The attachment slot is configured in shape and direction for retaining the blade root.

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