System for drawing the open air indoors

Details System for drawing the open air indoors System for drawing the open air indoors

1987-06-30

1989-06-27

Joyce, Harold

Heat exchange

Geographical

165 481, 165909, F24F 300

Patent

active

048420484

ABSTRACT:
A system for drawing the open air indoors comprises an an open-air flow pipe and an open-air distribution pipe of which the respective one ends are made to communicate with each other. The open-air flow pipe is laid underground while its other end is made to communicate with an intake port provided above the ground. The other end of the open-air distribution pipe is made to communicate with the room of a building. The open air with which heat is exchanged under the ground during passing the open-air flow pipe and the open-air distribution pipe is drawn indoors, thereby allowing the room to be air-conditioned.

REFERENCES:
patent: 1974244 (1934-09-01), Lapp
patent: 2355495 (1944-08-01), Zier, Jr.
patent: 2793509 (1957-05-01), Keen
patent: 4071080 (1978-01-01), Bridgers
patent: 4128204 (1978-12-01), Wade
patent: 4448238 (1984-05-01), Singleton, Jr. et al.
patent: 4452229 (1984-06-01), Powers

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