Seal arrangement for turbine diaphragms and the like

Details Seal arrangement for turbine diaphragms and the like Seal arrangement for turbine diaphragms and the like

1975-09-23

1976-08-17

Raduazo, Henry F.

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

With runner having corrosion resistant or nonmetallic portion

415138, 415136, 277 26, F01D 520

Patent

active

039751147

ABSTRACT:
An arrangement for sealing the joints formed between the facing ends of turbine stator segments arranged in an annular array to form a turbine diaphragm is disclosed, the arrangement basically consisting of seal strips formed by at least two bimetal ribbons fastened along their longitudinal centerlines and adapted to deflect away from each other with increasing temperatures, the opposite edges of the strips being disposed in grooves in the facing ends of the stator segments.

REFERENCES:
patent: 1857961 (1932-05-01), Lamb
patent: 3146992 (1964-09-01), Farrell
patent: 3393894 (1968-07-01), Redsell
patent: 3519366 (1970-07-01), Campbell
patent: 3542483 (1970-11-01), Gagliardi
patent: 3728041 (1973-04-01), Bertelson
patent: 3752598 (1973-08-01), Bowers et al.
patent: 3892497 (1975-07-01), Gunderlock et al.

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