Thermostatic condensing gas water heater and control method therefor

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United States of America Patent

PATENT NO 9939172
SERIAL NO

14357158

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Abstract

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A thermostatic condensing gas water heater, comprising a burner; a first heat exchanger (7), a second heat exchanger (4), a water inlet pipe (10), and a water outlet pipe (9) provided in succession along the flow direction of the burnt flue gas; a controller; and a water flow channel connecting the first heat exchanger (7) and the second heat exchanger (4) in parallel between the water inlet pipe (10) and the water outlet pipe (9), wherein flow control valves (3, 5) capable of adjusting the water flow distribution of the first heat exchanger (7) and the second heat exchanger (4) are provided on the water flow channel and controlled by the controller.

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Patent Owner(s)

Patent OwnerAddress
A O SMITH CORPORATION11270 WEST PARK PLACE MILWAUKEE WI 53224

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bi, Dayan Jiangsu, CN 14 57
Qiu, Bu Jiangsu, CN 15 55
Wu, Yuehua Jiangsu, CN 6 16
Zhang, Shiping Jiangsu, CN 19 92
Zhou, Sujuan Jiangsu, CN 2 1

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