F - Mech Eng,Light,Heat,Weapons – 24 – F
Patent
F - Mech Eng,Light,Heat,Weapons
24
F
F24F 13/28 (2006.01) B01D 46/20 (2006.01) B01D 46/46 (2006.01)
Patent
CA 2354111
A furnace filter assembly for removing dirt and contamination from air entering an existing furnace is installable on the existing furnace without the need for modification thereof, and comprises a filter frame, a supply roll for supporting a continuous length of bulk filter media, a take-up roll for receiving the filter media as it is advanced from the supply roll across the filter frame, a motor for rotating the take-up roll for advancing the filter media, all of which components are mounted on the filter frame. The assembly further includes a motor control system having a pressure sensor, a timer, and a switch in electrical communication with a controller for energizing and de-energizing the motor in response to conditions of the filter media.
Gowling Lafleur Henderson Llp
Najm Joseph L.
LandOfFree
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