Air blower for spas or the like

Details Air blower for spas or the like Air blower for spas or the like

1978-04-17

1981-02-03

Croyle, Carlton R.

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

417424, 417572, F01D 1718

Patent

active

042485703

ABSTRACT:
In an air blower of the type including a housing having an air inlet and a motor and a fan positioned in the housing, there is disclosed an improvement wherein the housing has first and second outlets and a pivotable plate for selectively sealing either of the outlets so that a single blower can be used to drive two different air flow systems. The housing also has a mechanical device for controlling the rate of air flow into the outlets.

REFERENCES:
patent: 952522 (1910-03-01), Hendryx
patent: 1393977 (1921-10-01), Saul
patent: 1616566 (1927-02-01), Barker
patent: 1714917 (1929-05-01), Martin
patent: 2398380 (1946-04-01), Kisling
patent: 3245620 (1966-04-01), McEwen
patent: 3674020 (1972-07-01), Jacuzzi
patent: 3809073 (1974-05-01), Baumann

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