Integral vacuum fan housing
A filter box for a surface maintenance machine incorporating aspects of a fan housing. In one example, a filter box for a sweeping machine is provided with an impeller fan housing beneath a cylindrical filter. Operation of the impeller fan draws air from a debris hopper, through the cylindrical filt...
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Main Authors | , |
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Format | Patent |
Language | Chinese English |
Published |
27.04.2011
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Subjects | |
Online Access | Get full text |
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Summary: | A filter box for a surface maintenance machine incorporating aspects of a fan housing. In one example, a filter box for a sweeping machine is provided with an impeller fan housing beneath a cylindrical filter. Operation of the impeller fan draws air from a debris hopper, through the cylindrical filter, and through an expansion chamber defined by a scroll conduit prior to outlet to atmosphere. |
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Bibliography: | Application Number: CN200880128838 |