BigPatents India

Fluid pump using heat comprises of a heat receiver tank (1) to receive the heat from any heat source.Said heat receiver tank (1) is partially filled with working fluid (2) and is connected to a high-pressure vapor storage tank (4),which in turn is connected to an inflatable sac or balloon (7) by a supply pipe (6) and a supply valve (5) to regulate the vapor flow.Said inflatable sac or balloon (7) is placed inside a pump tank (8) and said pump tank (8) is connected to supply tank (9) and delivery tank (15) by interconnecting pipes (10 & 13) with non-return valves (11 & 14),said supply pipe (6) is connected to a heat exchanger (18) through a drain pipe (17) with drain valve (16).The condensate of said working fluid (2) is collected in condensate tank (19).