초록 ▼

A modular filtration system for cleaning HVAC ductwork includes first and second modular assemblies containing a plurality of filters. The modules can be easily transported into a site and connected to one another and to the ductwork. The system includes a plurality of wheels and external assembly p

A modular filtration system for cleaning HVAC ductwork includes first and second modular assemblies containing a plurality of filters. The modules can be easily transported into a site and connected to one another and to the ductwork. The system includes a plurality of wheels and external assembly protruding from the housing to assist in wheeling the housing up and down stairs.

대표청구항 ▼

A portable filtration unit for cleaning HVAC ductwork containing fluid and particles, comprising: a. a first modular assembly of substantially rectangular cross-section and having an inlet, an outlet, a surface, and a plurality of sides; b. means, comprising a rim connected to the surface and circum

A portable filtration unit for cleaning HVAC ductwork containing fluid and particles, comprising: a. a first modular assembly of substantially rectangular cross-section and having an inlet, an outlet, a surface, and a plurality of sides; b. means, comprising a rim connected to the surface and circumscribing the inlet of the first modular assembly, for receiving a hose attached to the HVAC ductwork; c. a second modular assembly having an inlet and an outlet; and d. means for detachably rigidly sealing the first modular assembly to the second modular assembly in fluid communication therewith to form a housing having a length and a width and comprising: i. a filtration system comprising: A. a first filter; and B. a HEPA filter; ii. means for maintaining the first filter within the housing between the inlet of the first modular assembly and the HEPA filter so as to encounter fluid entering the inlet before the fluid encounters the HEPA filter; iii. means, comprising a motor, for drawing a substantial volume of fluid through the filtration system; iv. an external control panel comprising means for indicating any substantial disruption of fluid flow through the filtration system; v. a plurality of external wheels; and vi. external means, protruding from the housing intermediate the external wheels and providing a bearing surface when the housing is tilted, for facilitating conveying the housing up and down stairs.