Blower for air spray massage apparatus

Rotary kinetic fluid motors or pumps – With sound or vibratory wave absorbing or preventing means...

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Details

415183, 415219R, 181268, 181238, 181214, 417312, F04D 2966, F01N 704

Patent

active

045824657

ABSTRACT:
A blower for an air spray bath massaging apparatus, which blower is operated by an electric motor and is enclosed in a housing having a suction air fitting and a compressed air fitting. To effectively reduce the suction noise of the blower, the suction air fitting is provided with a closure wall having a plurality of suction sleeves with suction inlets. The suction air current is divided into several smaller air currents by which considerably less suction noise is generated.

REFERENCES:
patent: 2942683 (1960-06-01), Moyer
patent: 3410218 (1968-11-01), Fivel
patent: 3695781 (1972-10-01), LaBarber
patent: 3710889 (1973-01-01), Lamy
patent: 3829250 (1974-08-01), Samson, Jr.
patent: 3932057 (1976-01-01), Wadensten
patent: 3994364 (1976-11-01), Nicoll
patent: 4244440 (1981-01-01), Matta et al.

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