Indirect gas furnace

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11168898
APP PUB NO 20190301751A1
SERIAL NO

16446885

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Importance

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Abstract

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A high turndown furnace for an air handling system. In one example, the furnace includes a plurality of tubes divisible by four with a first modulating valve supplying gas to ¼ of the tubes and a second modulating valve supplying gas to ¾ of the tubes. In one aspect, the furnace is capable of providing a 16:1 turndown. In one aspect, the furnace is capable of providing seamless turndown operation throughout the entire firing range.

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Patent Owner(s)

Patent OwnerAddress
GREENHECK FAN CORPORATION1100 GREENHECK DRIVE SCHOFIELD WI 54476

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Baker, Eric Scholfield, US 8 43
Krautkramer, Brandon Scholfield, US 2 0

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