초록 ▼

A household appliance for steam generation with a boiler containing a heating source for water vaporization intended to be partly immersed in water; a control means for adjusting the pressure valve of the steam in the boiler that operatively associated with the heating source to switch on or off so

A household appliance for steam generation with a boiler containing a heating source for water vaporization intended to be partly immersed in water; a control means for adjusting the pressure valve of the steam in the boiler that operatively associated with the heating source to switch on or off so as to maintain the steam pressure at a desired value; and a steam delivering means. The means for adjusting the pressure value in the boiler is operatively associated with the steam delivery means so as to switch the heating source on and off in function of the open or closed status of the steam delivery means.

대표청구항 ▼

1. A household appliance ( 100 ) for steam generation, comprisinga boiler ( 5 ) comprising, in turn, a heating source ( 7 ) for water vaporisation intended to be at least partly immersed in water,control means ( 13 ) comprising, in turn, means ( 30 ) for adjusting the pressure value of the steam in

1. A household appliance ( 100 ) for steam generation, comprisinga boiler ( 5 ) comprising, in turn, a heating source ( 7 ) for water vaporisation intended to be at least partly immersed in water,control means ( 13 ) comprising, in turn, means ( 30 ) for adjusting the pressure value of the steam in the boiler ( 5 ) , said means ( 30 ) being operatively associated with the heating source ( 7 ) to switch it on/off so as to maintain the steam pressure at a desired value,steam delivering means ( 9 , 10 ),characterized in that the means ( 30 ) for adjusting the pressure value in the boiler ( 5 ) is operatively associated with the steam delivery means ( 9 , 10 ) so as to switch the heating source ( 7 ) on/off in function of the open/closed status of the steam delivery means ( 9 , 10 ). 2. A household appliance ( 100 ) according to claim 1, wherein the boiler ( 5 ) also comprises a temperature sensor ( 12 ) suitable for detecting the temperature of the heating source ( 7 ). 3. A household appliance ( 100 ) according to claim 2, wherein the means ( 30 ) for adjusting the pressure value in the boiler ( 5 ) is operatively connected to the temperature sensor ( 12 ) so as to switch the heating source ( 7 ) on/off in function of the temperature value detected by the sensor ( 12 ), when the status of the steam delivery means ( 9 , 10 ) is closed. 4. A household appliance ( 100 ) according to claim 1, wherein when the status of the steam delivery means ( 9 , 10 ) switches from closed to open, the means ( 30 ) for adjusting the pressure value in the boiler ( 5 ) is suitable for switching the heating source ( 7 ) on. 5. A household appliance ( 100 ) according to claim 4, wherein the heating source ( 7 ) is switched on with a predetermined delay with respect to the opening of the steam delivery means ( 9 , 10 ). 6. A household appliance ( 100 ) according to claim 1, wherein when the status of the steam delivery means ( 9 , 10 ) is open, the means ( 30 ) for adjusting the pressure valve in the boiler ( 5 ) is suitable for keeping the heating source ( 7 ) on. 7. A household appliance ( 100 ) according to claim 1, wherein when the status of the steam delivery means ( 9 , 10 ) switches from open to closed, the means ( 30 ) for adjusting the pressure value in the boiler ( 5 ) is suitable for keeping the heating source ( 7 ) on for a predetermined period of time. 8. A household appliance ( 100 ) according to claim 7, wherein said predetermined period of time is selected in function of the period of time in which the steam delivery means ( 9 , 10 ) has been open. 9. A household appliance ( 100 ) according to claim 2, wherein the control means ( 13 ) is suitable for switching the heating source ( 7 ) off when the temperature detected by the temperature sensor ( 12 ) is more than a predetermined temperature threshold S 2 . 10. The method for adjusting the steam pressure in a boiler ( 5 ) comprising a heating source ( 7 ) intended to be at least partly immersed in water for water vaporisation, said boiler ( 5 ) being associated with steam delivery means ( 9 , 10 ), said method comprising the steps ofa) powering the heating source ( 7 ) at the switching of the appliance ( 100 );b) switching the heating source ( 7 ) on/off so as to maintain the steam pressure in the boiler ( 5 ) at the desired value, characterised in that it also comprises the step c) of checking the open/closed status of the steam delivery means ( 9 , 10 ), and in that step b) is carried out in function of the open/closed status detected in step c). 11. Method according to claim 10, wherein, when the status detected in step c) is closed, step b) is carried out according to a step b 2 ) of detecting the temperature of the heating source ( 7 ) and of switching the heating source ( 7 ) on/off in function of the detected temperature. 12. Method according to claim 10, wherein when in step c) a passage from closed to open of the steam delivery means ( 9 , 10 ) is detected, step b) is carried out according to a step b3) of switching the heating source ( 7 ) on. 13. Method according to claim 12, wherein in step b3) the heating source ( 7 ) is switched on with a predetermined delay with respect to the passage of the steam delivery means ( 9 , 10 ) from closed to open. 14. Method according to claim 10 wherein, when the status detected in step c) is open, step b) is carried out through a step b4) according to which the heating source ( 7 ) is kept on. 15. Method according to claim 10, wherein when in step c) a passage from open to closed of the steam delivery means is detected, step b) is carried out through to a step b5) according to which the heating source ( 7 ) is kept on for a predetermined period of time. 16. Method according to claim 10, also comprising the step d) of detecting the temperature of the heating source ( 7 ) and switching the heating source ( 7 ) off when the detected temperature value is more than a predetermined temperature threshold S 2 .