Space heating and cooling

Details Space heating and cooling Space heating and cooling

2005-03-01

2005-03-01

Tanner, Harry B. (Department: 3744)

Automatic temperature and humidity regulation

Hot-air furnace

Air and fire control

C237S019000

Reexamination Certificate

active

06860430

ABSTRACT:
An air handler operates alternately in (a) a heating state at times when air in a space in a building is at an actual temperature that is insufficient relative to a set temperature and (b) a non-heating state at times when the air in the space is at an actual temperature that is sufficient relative to a set temperature, and at least sometimes during the non-heating state, delivering heated air to the space.

REFERENCES:
patent: 2224946 (1940-12-01), Appel
patent: 4136730 (1979-01-01), Kinsey
patent: 5582233 (1996-12-01), Noto
patent: 6431268 (2002-08-01), Rudd

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