Rotary kinetic fluid motors or pumps – Including thermal expansion joint – Radially sliding
Patent
1977-05-26
1978-12-26
Freeh, William L.
Rotary kinetic fluid motors or pumps
Including thermal expansion joint
Radially sliding
415170R, 415217, 60 3932, F01D 1108, F01D 2524, F02C 720
Patent
active
041313887
ABSTRACT:
An outer air seal circumscribing the tips of the rotor blades of a rotary machine is disclosed. Techniques for limiting the radial clearance between the tips of the blades and the outer air seal at steady state conditions are developed. Structure independent of the machine case for isolating the thermal response of the outer air seal from the thermal response of the machine case is discussed and illustrated.
REFERENCES:
patent: 2494178 (1950-01-01), Imbert
patent: 2638743 (1953-05-01), Feilden
patent: 3425665 (1969-02-01), Lingwood
Freeh William L.
Holland Donald S.
United Technologies Corporation
Walker Robert C.
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