F - Mech Eng,Light,Heat,Weapons – 01 – D
Patent
F - Mech Eng,Light,Heat,Weapons
01
D
170/60
F01D 3/00 (2006.01) F01D 5/08 (2006.01)
Patent
CA 1245164
8 52,616 ABSTRACT OF THE DISCLOSURE A steam turbine having a chamber in the inlet end thereof adjacent the thrust balance piston and dummy ring formed so that the temperature is substantially reduced while the pressure is only slightly reduced to optimize the pressure temperature affect on the balance piston and rotor utilizing labyrinth seals and a static seal together with vent ports in fluid communication with the chamber and an area downstream of the first row of rotatable blades to provide a more efficient and reliable turbine.
521009
Brown Boyd
Groenendaal John C. Jr.
Oldham And Company
Westinghouse Electric Corporation
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