Displacement type rotary induction-blower machine

Details Displacement type rotary induction-blower machine Displacement type rotary induction-blower machine

1989-04-19

1990-08-14

Kwon, John T.

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

Upstream of runner

415 556, 4151821, F04D 110

Patent

active

049483340

ABSTRACT:
A displacement type rotary air blower which, as a single-stage unit, comprises a single impeller (1) encased between a first half-shell (2) and a second half-shell (3), and in a two-stage version, two such impellers (1, 1a) in a casing formed from two outer half-shells (2) separated by an intermediate half-shell (10) positioned between the impellers; the second half-shell has a raised rim, creating a half-chamber (7) that coincides with the position of inlet and outlet ports incorporated into the first half-shell, the intermediate half-shell in the two-stage unit consisting in two such second half-shells matched symmetrically with their two rims combining to create a sealed chamber (8) the opposite bases of which are pierced to provide an outlet from the first stage and an inlet into the second, internally of the casing.

REFERENCES:
patent: 3135215 (1964-06-01), Smith
patent: 4204800 (1980-05-01), Bentele et al.

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