Subterranean heating and cooling system

Details Subterranean heating and cooling system Subterranean heating and cooling system

1981-03-27

1983-01-25

Richter, Sheldon J.

Refrigeration

Structural installation

Geographic, e.g., subterranean feature

623241, 165 45, F25B 2900

Patent

active

043696350

ABSTRACT:
A method and equipment for increasing the efficiency of a heat pump is the subject of the present invention. The method comprises providing an underground pathway for air travel, forcing a quantity of air through the pathway for operation of the heat pump, and directing air emanating from the underground pathway to the heat pump inlet. The equipment of the invention comprises a heat pump, an underground conduit presenting an elongated path for accommodating the flow of air therethrough for heat exchange purposes with the earth, with the outlet of the underground conduit being disposed for directing air toward the heat pump.

REFERENCES:
patent: 2503456 (1950-04-01), Smith
patent: 2677243 (1954-05-01), Telkes
patent: 2749724 (1956-06-01), Borgerd et al.
patent: 2829504 (1958-04-01), Schlichtig
patent: 4042012 (1977-08-01), Perry et al.
patent: 4305260 (1981-12-01), Backlund

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