Shaft sealing system for a steam turbine

Details Shaft sealing system for a steam turbine Shaft sealing system for a steam turbine

1977-08-08

1979-10-09

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 59, 277192, 277226, 415219R, F01D 2524, F16J 1526, F16J 1544

Patent

active

041703642

ABSTRACT:
Shaft sealing system for a steam turbine having a horizontally divided outer housing and a shaft sealing cover disposed at an end of the outer housing includes a shaft seal having a part thereof received in the cover, an outer and lower part of the shaft seal together with a respective part of the cover being rigid with the outer housing, and an upper cover segment, having a parting joint in common with the lower part of the shaft seal at the level of an upper edge of a flange for the horizontally divided outer housing, being threadedly securable to the outer housing.

REFERENCES:
patent: 978399 (1910-12-01), Rotter
patent: 2558183 (1951-06-01), Kosatka
patent: 3412928 (1968-11-01), Hull et al.
patent: 3503616 (1970-03-01), Hickey
patent: 3741680 (1973-06-01), Killmann et al.

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