Device for limiting turbine overspeed in a turbomachine

Details Device for limiting turbine overspeed in a turbomachine Device for limiting turbine overspeed in a turbomachine

2007-10-23

2011-11-15

Look, Edward (Department: 3745)

Rotary kinetic fluid motors or pumps

Including destructible, fusible, or deformable non-reusable...

Reexamination Certificate

active

08057160

ABSTRACT:
A device (40) for limiting overspeed in a turbomachine in the event of breakage of the turbine shaft (24), comprising means (38, 44) of propelling a pin (42) into the path of the blades (22), these propelling means being controlled by means (36) that detect overspeed or that the turbine shaft has broken.

REFERENCES:
patent: 3490748 (1970-01-01), Hoffman
patent: 7484924 (2009-02-01), Soupizon
patent: 369938 (1963-06-01), None
patent: 1 640 564 (2006-03-01), None
patent: 1.486.102 (1967-06-01), None

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