Automatic temperature and humidity regulation – Ventilator type
Patent
1987-01-20
1989-05-16
Bennet, Henry A.
Automatic temperature and humidity regulation
Ventilator type
237 46, 237 69, F24F 700
Patent
active
048302767
ABSTRACT:
A heating system for warming the space within a greenhouse or similar structure. The heating system comprises a heater means having a heating chamber for air, mounted in a plenum chamber. The plenum chamber is located below the base of the structure and is in fluid communication with the space to be heated. Means are provided to draw air from the plenum chamber into the heating chamber. Air heated in the heating chamber is passed through conduit means to the space. The heating system according to the present invention provides efficient space utilization and improved air circulation over conventional heating systems for greenhouse structures.
REFERENCES:
patent: 2319703 (1943-05-01), Olson
patent: 2816714 (1957-12-01), Worley
patent: 3357088 (1967-12-01), Hoffman et al.
patent: 3949522 (1976-04-01), Kehl et al.
patent: 4020989 (1977-05-01), Kautz
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