Rotary kinetic fluid motors or pumps – With means for re-entry of working fluid to blade set – Re-entry working fluid joins inlet working fluid upstream of...
Reexamination Certificate
2008-05-20
2008-05-20
Edgar, Richard A. (Department: 3745)
Rotary kinetic fluid motors or pumps
With means for re-entry of working fluid to blade set
Re-entry working fluid joins inlet working fluid upstream of...
C416S181000, C416S183000
Reexamination Certificate
active
07374394
ABSTRACT:
A multifunctional back-flowing strong-suction blower exhibits low energy consumption, mass airflow, enhanced capability of handling polluted material, high efficiency, and low noise. The strong-suction blower may also reduce the risk of pollution and corrosion of the through-flow parts in the blower housing.
REFERENCES:
patent: 3246605 (1966-04-01), Fisher
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