| 摘要 |
PURPOSE: A safety device of the warm water-mat is provided to prevent a water tube from becoming damaged as the valve of an auxiliary tube is opened if water pressure is higher than pre-set pressure. CONSTITUTION: A safety device of the warm water-mat comprises a unit for heating and supplying water(A), the water outlet tube(10) of a water circulation pump(2), and an auxiliary tube(13). The unit for heating and supplying water is connected to a water tank(1), the water circulation pump, and a water heater in series. The water outlet tube is formed in the unit for heating and supplying water. T-shaped branch pipe is connected to a water recovery tube(10a). A valve opened when pre-set pressure is applied between the T-shaped braches is placed inside the auxiliary tube. |
