Heat exchange – Structural installation
Reexamination Certificate
2005-05-03
2005-05-03
Ciric, Ljiljana (Department: 3753)
Heat exchange
Structural installation
C165S048100, C165S053000, C237S00200B
Reexamination Certificate
active
06886626
ABSTRACT:
A heat pump circuit is installed into the inner cavity of a chimney servicing a dwelling with the exterior heat pump coil mounted in an annular gap formed around the upper chimney end. A fan driven by the chimney draft then rotates an exterior rank of blade segments above the annular space to draw ambient air across the exterior coil. A set of gated apertures in the chimney wall both above and below the flue damper then directs zoned airflows up into the chimney and across the inner coil that is deployed at the lower, interior chimney opening.
REFERENCES:
patent: 4204409 (1980-05-01), Satama
patent: 4420034 (1983-12-01), VanderVaart
patent: 4687133 (1987-08-01), Karlstedt
patent: 5074464 (1991-12-01), Moore et al.
patent: 5619864 (1997-04-01), Reedy
patent: 5924390 (1999-07-01), Bock
patent: 6434969 (2002-08-01), Sosnowski
Miller H. Richard
Miller Robert
Bak-Boychuk I. Michael
Ciric Ljiljana
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