Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Blade received by continuous circumferential channel
Patent
1975-08-04
1976-08-03
Powell, Jr., Everette A.
Fluid reaction surfaces (i.e., impellers)
Specific working member mount
Blade received by continuous circumferential channel
416193A, 416218, F01D 530
Patent
active
039726452
ABSTRACT:
In an axial flow compressor rotor stage having a tangential slot in the periphery of the rotor to receive the blade roots, a seal is positioned below the blade platforms to seal these platforms against air recirculation. The seal extends under the platforms of several blades and is ladder shaped with the rungs sealing the platform spaces and the struts serving to interconnect and hold the rungs in place.
REFERENCES:
patent: 1003892 (1911-09-01), Farquhar
patent: 1276405 (1918-08-01), Parsons et al.
patent: 2299429 (1942-10-01), Rydmark
patent: 3367629 (1968-02-01), Partington
patent: 3503696 (1970-03-01), Bauger et al.
Powell Jr. Everette A.
United Technologies Corporation
Warren Charles A.
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