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US 6,970,645 B1Granted
Pond heater with water pump
AssigneeEiko Electric Products Corp.
InventorYu-Chin Wang
Life of this patent
Estimating the term…
Abstract
A pond heater with a water pump, the housing of the heater is provided with a holed seat for receiving the water pump; cold water enters the pond heater via a water inlet, and hot water generated by the heater is discharged from a water outlet to create convection in the pond to increase effect of ice removing.
Claims4
A pond heater with a water pump, said heater has an upper and a lower housing with a heat emitting device between said upper and said lower housings, an electric line is extended out of a centric position of said lower housing to get electric power, said heat emitting device generates heat for of ice removing;
- said heater is characterized in that:
- said lower housing is provided with a holed seat for receiving said water pump, and is provided with an water inlet as well as an water outlet, said water pump is operated to pump cold water in a pond from said water inlet into said lower housing, said water is heated to generate hot water that flows out from said water outlet into said pond to generate convection of said water in said pond.
Dependencies are inferred from the claim text.