| 摘要 |
<p>The present invention provides a steam iron comprising: a sole plate; a housing carried on the sole plate and defining a substantially closed chamber adapted to hold a body of water; means for heating the water in the chamber to above 100.degree.C; means including a valve at the chamber for maintaining the chamber under superatmospheric pressure, whereby superheated steam is produced therein by the heating means; a conduit extending between the chamber and the sole plate for conducting this superheated steam to the sole plate, the water chamber being above the sole plate and the housing forms another chamber constituting part of the conduit and in turn above the water chamber the valve being between the chambers and only permitting fluid flow into the upper chamber from the water chamber when the pressure in the water chamber is above a predetermined superatmospheric level, the rest of the conduit being formed by a tube that extends vertically through both chambers and has an upper and opening Into the upper chamber and a lower end opening downward through the sole plate.</p> |
