Importance

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Abstract

A regenerative room air exchanger for use in a house has a first vertically disposed conduit through which room air flows to be exhausted, the first conduit including a first set of vertically disposed channels, a second vertically disposed conduit through which fresh air flows to the room, the second conduit including a second set of vertically disposed channels with the first and second sets of channels being interdigitated and in counterflow heat exchange relationship with each other, and a jacket surrounding and spaced from the interdigitated channels to form a third vertically disposed conduit between the jacket and the channels, the third conduit being in fluid communication with the first conduit. An exhaust blower is in fluid communication with the first conduit and an inlet blower is in fluid communication with the second conduit. A removal register is coupled to the third conduit and is positioned in the room in the vicinity of the ceiling to permit room air to pass therethrough to the third conduit and then through the first conduit to the exhaust blower. A supply register is coupled to the second conduit and is positioned in the room in the vicinity of the floor to permit fresh air which is supplied from the inlet blower and the second conduit to pass therethrough into the room.

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First Claim