Modular ventilating exhaust fan assembly and method

Details Modular ventilating exhaust fan assembly and method Modular ventilating exhaust fan assembly and method

2005-12-06

2008-11-25

Nguyen, Ninh H (Department: 3745)

Rotary kinetic fluid motors or pumps

Working fluid passage or distributing means associated with...

Casing having tangential inlet or outlet

C415S912000, C416S203000, C417S423700

Reexamination Certificate

active

07455500

ABSTRACT:
A ventilation exhaust fan is provided, and in some embodiments includes a housing adapted to interchangeably receive a first module having a first support plate and a second module having a second support plate. Each of the first and second modules have at least one of a motor and a fan wheel operable to generate a flow of fluid into and out of the exhaust fan. At least one of the motor and fan wheel of the first module is different from the motor and the fan wheel of the second module, respectively.

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