Hot water feeding devices

摘要

A hot water feeding device having an upper water tank and a lower water tank connected with the upper tank by a conduit. The water is heated by heater means provided for the lower tank. The hot water is selectively taken out from the lower tank through a port. An additional pipe is provided for the lower tank which communicates therewith through the upper wall of the lower tank. The additional pipe upwardly extends through a bottom wall and the interior of the upper tank and opens over the current water level of the upper tank.