1
Gerry Vandervaart: Heat exchanger coil. Kool Fire, Diller Ramik & Wight, February 7, 1984: US04429734 (14 worldwide citation)

This disclosure is directed to a heat exchanger which includes a coil through which a heat exchange medium, such as Freon, is circulated between an inlet and an outlet, the coil defining an interior chamber having a lower chamber portion, means for generating a flame, such as a natural gas burner at ...


2
Gerry VanderVaart: Heat-augmented heat exchanger. Kool Fire, Diller Ramik & Wight, December 13, 1983: US04420034 (12 worldwide citation)

A heating system of the heat pump type is disclosed in which the outside coil, employed to reject heat in air conditioning mode or to absorb heat in heating mode, is supplied with heat independently of that provided by ambient air when the efficiency of the system falls off due to low ambient air te ...


3
Gerry VanderVaart: Heat-augmented heat exchanger. Kool Fire, Diller Ramik & Wight, January 19, 1982: US04311192 (10 worldwide citation)

A heating system of the heat pump type is disclosed in which the outside coil, employed to reject heat in air conditioning mode or to absorb heat in heating mode, is supplied with heat independently of that provided by ambient air when the efficiency of the system falls off due to low ambient air te ...


4
Gerry VanderVaart: Method of operating a heat-augmented heat pump system. Kool Fire, Diller Ramik & Wight, April 10, 1984: US04441546 (9 worldwide citation)

This disclosure relates to a heat exchanger which includes an A-coil through which a heat-exchange medium (refrigerant) is circulated between an inlet and an outlet thereof, a compressor in fluid communication with the outlet for compressing a vapor phase of the heat-exchange medium, and means for g ...


5
Gerry Vandervaart: Heat exchanger with baffle plates. Kool Fire, Diller Ramik & Wight, July 10, 1984: US04458665 (9 worldwide citation)

This disclosure is directed to a heat exchanger which includes a coil through which a heat exchange medium, such as Freon, is circulated between an inlet and an outlet, the coil defining an interior chamber having a lower chamber portion, means for generating a flame, such as a natural gas burner at ...


6
Gerry VanderVaart: Heat-augmented heat exchanger. Kool Fire, Diller Ramik & Wight, January 19, 1982: US04311191 (8 worldwide citation)

This disclosure relates to a heat exchanger which includes an A-coil through which a heat-exchange medium (refrigerant) is circulated between an inlet and an outlet thereof, a compressor in fluid communication with the outlet for compressing a vapor phase of the heat-exchange medium, and means for g ...


7
Gerry Vandervaart: High efficiency heat exchanger system with glycol and refrigerant loops. Kool Fire Research & Development, Diller Ramik & Wight, November 23, 1993: US05263892 (7 worldwide citation)

A condensing gas furnace/heat exchange system is provided which includes two subsystems. A first subsystem includes an outdoor coil, an indoor coil, a reversing valve and a compressor, and the heat exchange medium thereof is a liquid refrigerant, such as freon. This subsystem is operative in heating ...


8
Gerry Vandervaart: Heat exchanger housing with air deflecting baffle and hinge door. Kool Fire, Diller Ramik & Wight, November 15, 1983: US04415023 (6 worldwide citation)

This disclosure is directed to a heat exchanger housing which includes an upstanding peripheral wall terminating in an upper peripheral terminal edge spanned by a cover and having disposed thereat an air-restricting baffle for restricting the flow of ambient air into the housing through a space betw ...


9
Gerry Vandervaart: High efficiency heat exchanger. Kool Fire, Diller Ramik & Wight, May 2, 1989: US04825664 (6 worldwide citation)

A heat exchanger which includes an outdoor coil, inlets and outlets for delivering and discharging refrigerant relative to the outdoor coil, the inlet being located above the outlet, main and auxiliary reversing/expansion valves, a compressor, an outdoor coil, associated lines and conduits between t ...


10
Gerry Vandervaart: Heat-augmented heat exchanger system. Kool Fire, Diller Ramik & Wight, July 24, 1984: US04461345 (5 worldwide citation)

A heat exchanger having an outside coil, a tray beneath the coil for collecting condensate from the coil, a discharge conduit of the tray being positioned to discharge condensate from an entrance point to an discharge point of the discharge conduit, and a by-pass conduit portion disposed in the disc ...