Lock for moving blades of a turbine rotor

Details Lock for moving blades of a turbine rotor Lock for moving blades of a turbine rotor

1999-06-17

2000-10-24

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Specific working member mount

Blade received in well or slot

F01D 537

Patent

active

061357170

ABSTRACT:
A lock is provided for closing an entry point of a circumferential slot undercut on both sides and intended for accommodating blade roots of moving blades of a turbine rotor. A filling piece with a contour adapted to the blade roots is supported against a supporting side in the turbine rotor through the use of a fitting piece. A step provided in a base region of the lock serves to axially support the filling piece. The fitting piece may be provided with a slit into which a wedge for expanding the fitting piece can be pressed.

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