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US 2017/0341094 A1Published application
Tunnel fan and method
AssigneeTwin City Fan Companies, Ltd.
InventorsDaniel Khalitov, Radha Krishna Ganesh, Daniel Hartlein, Trinity Persful
Life of this patent
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Abstract
A fan assembly, and associated methods are shown. Fan assemblies and methods shown include nozzles within a housing of the fan. Fan assemblies and methods shown may provide water and/or fire suppression chemicals within a fan housing that provide characteristics such as increased thrust and motor cooling effects.
Claims21
A fan assembly, comprising:
- a housing open on two ends, the housing defining an air flow channel between a first end of the housing, and a second end of the housing;
- an impeller located within a middle portion of the housing;
- a first nozzle located within the air flow channel between the impeller and the first end of the housing;
- and
- a second nozzle located within the air flow channel between the impeller and the second end of the housing.
2 more elements
A fan assembly, comprising:
- a housing open on two ends, the housing defining an air flow channel between a first end of the housing, and a second end of the housing;
- an impeller located within a middle portion of the housing;
- a first silencer coupled to at least one of the first and second ends of the housing;
- a first nozzle located on a first axial side of the impeller;
- and
- a second nozzle located on a second axial side of the impeller opposite the first axial side.
3 more elements
A method, comprising:
- operating a fan in a tunnel to move air along an axis of the tunnel in a first direction;
- and
- adding water to an airflow of the fan, within a housing of the fan, at an upstream location of the fan.
Dependencies are inferred from the claim text.