Energy-saving cooking appliance door having a low front temperature

Abstract

A cooking appliance door having an inner and an outer wall and a perforated wall therebetween. Air flows through the door and the perforated wall, which can be substantially all or a portion of the perforated wall.

1 - 9 . (canceled)  
   
   
       10 . A cooking appliance door, comprising: 
 an inner wall;    an outer wall; and    an intermediate wall arranged between said inner wall and said outer wall, said intermediate wall including at least a perforated wall portion through which air flows.    
   
   
       11 . The cooking appliance door according to  claim 10 , including said air enters the door at a front side of said door.  
   
   
       12 . The cooking appliance door according to  claim 10 , wherein said door includes a transparent surface area and said perforated wall portion is provided only in said transparent surface area.  
   
   
       13 . The cooking appliance door according to  claim 10 , including said perforated wall portion is formed from a glass pane.  
   
   
       14 . The cooking appliance door according to  claim 10 , including said perforated wall portion includes holes or slots with a typical hole diameter or a slot width substantially on the order of 100 μm to 1 cm.  
   
   
       15 . The cooking appliance door according to  claim 10 , including the surface of said perforated wall portion is provided on at least one side with an infrared-reflecting coating.  
   
   
       16 . The cooking appliance door according to  claim 10 , including said air is warmed as it flows through the door and said warmed air guided through said perforated wall portion is deflected outwards to the atmosphere.  
   
   
       17 . The cooking appliance door according to  claim 10 , including said air is forced to flowthrough said perforated wall portion by a ventilator system present in the cooking appliance.  
   
   
       18 . The cooking appliance door according to  claim 10 , including the surface portion of said perforated wall portion is substantially on the order of between about 0.1% and 50%.