Inventor:Cooperman; Curtis L.
No. of patents:1
||Title Of Patent
||Frost-resistant year-round heat pump
||June 24, 1986|
|This invention is an improved refrigerant-cycle heat pump that requires neither a defrosting means nor a backup heat source. From widely varying outside environments, it pumps heat to heat living spaces or domestic hot water. Liquid refrigerant flows from a receiver through expansion val|