Automatic hot water recovery apparatus

Details Automatic hot water recovery apparatus Automatic hot water recovery apparatus

1988-01-29

1989-01-17

Chambers, A. Michael

Fluid handling

With heating or cooling of the system

Hot and cold water system having a connection from the hot...

137341, 137558, 137592, 126362, F16K 4900

Patent

active

047982241

ABSTRACT:
Automatic hot water recovery apparatus is provided for conserving the energy in a pressurized plumbing system and water heater apparatus by recovering hot water from hot water lines extending to plumbing fixtures remotely disposed from the water heater. A piston is provided within the water heater to enable the displacement of water therein and to act as an indicator of system operation.

REFERENCES:
patent: 3851661 (1974-12-01), Fernandez
patent: 4160461 (1979-07-01), Vataru et al.
patent: 4321943 (1982-03-01), Haws
patent: 4518007 (1985-05-01), Haws
patent: 4697614 (1987-10-01), Powers et al.

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