US2025321045A1PendingUtilityA1

Household device, particularly a cooling device having an air distribution opening

Assignee: BSH HAUSGERAETE GMBHPriority: Apr 15, 2024Filed: Mar 31, 2025Published: Oct 16, 2025
Est. expiryApr 15, 2044(~17.7 yrs left)· nominal 20-yr term from priority
F25D 2317/063F25D 2317/0672F25D 17/062F25D 17/067F25D 17/08
44
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Claims

Abstract

A cooling device has a cooling part, an inner rear wall that exists in the cooling part, an air distribution opening provided at the inner rear wall, an air channel through which the cold air passes and which is connected to the other side of the inner rear wall, an air passage gap configured to correspond to the air distribution opening at the air channel, an air transfer part connected to the air channel and which provides transfer of the cold air to the air channel, an air feeding opening adapted for passing the air, which exists in the cooling part, to an evaporator air input part, by an air feeding channel, and an air channel surface extension which can exist at an air channel front surface to allow passage of different amounts of air, by at least two air distribution openings, from the air channel to the cooling part.

Claims

exact text as granted — not AI-modified
1 . A cooling device, comprising:
 a cooling part;   an inner rear wall disposed in said cooling part;   air distribution openings disposed in said inner rear wall;   at least one air channel through which cold air passes and being suitable for being connected to a rear side of said inner rear wall which does not face said cooling part in a manner covering at least one of said air distribution openings, said at least one air channel having an air channel front surface, said at least one air channel having at least one air passage gap formed therein and configured to correspond to said at least one air distribution opening at said at least one air channel;   at least one evaporator having at least one evaporator air input part;   at least one fan;   at least one air transfer part connected to said at least one air channel and provides transfer of the cold air, the cold air being formed by said at least one evaporator and transported by means of said at least one fan, to said at least one air channel;   at least one air feeding channel;   at least one air feeding opening positioned at said inner rear wall and adapted for passing air, which exists in said cooling part, to said at least one evaporator air input part which exists in said evaporator, by means of said at least one air feeding channel; and   at least one air channel surface extension disposed at said air channel front surface in order to allow passage of different amounts of the cold air, by at least two said air distribution openings which are equivalent to each other, from said at least one air channel to said cooling part.   
     
     
         2 . The cooling device according to  claim 1 , wherein:
 said cooling part having an inner upper wall; and   at least one of said air distribution openings is disposed in said inner rear wall in a manner corresponding to a lower side of said inner upper wall of said cooling part.   
     
     
         3 . The cooling device according to  claim 1 , further comprising a plate-shaped separation unit disposed in said cooling part, wherein at least one of said air distribution openings is disposed in said cooling part in a removable manner and positioned to said inner rear wall in a manner corresponding to a lower side of said plate-shaped separation unit which is suitable for providing formation of a cooling compartment in said cooling part. 
     
     
         4 . The cooling device according to  claim 2 , wherein said at least one air passage gap and said air distribution openings have a same size as each other and which are suitable for providing cold air passage from said at least one air channel to said cooling part. 
     
     
         5 . The cooling device according to  claim 2 , wherein said at least one air passage gap is configured to be bigger, in a height direction,
 than said air distribution openings, which are suitable for providing cold air passage from said at least one air channel to said cooling part.   
     
     
         6 . The cooling device according to  claim 3 , wherein said at least one air channel surface extension connects to said air channel front surface, and is disposed in said at least one air channel, in a manner partially closing said at least one air passage gap in a height direction and provides that said at least one air passage gap is smaller than said air distribution openings in a manner providing partial cold air passage from said at least one air channel to said cooling part. 
     
     
         7 . The cooling device according to  claim 3 , wherein said at least one air channel surface extension is produced as a one-piece part with said air channel front surface in a manner partially closing said at least one air passage gap in a height direction and provides that said at least one air passage gap is smaller than said air distribution openings in a manner providing partial cold air passage from said at least one air channel to said cooling part. 
     
     
         8 . The cooling device according to  claim 2 , wherein said at least one air channel is one of at least two air channels, which are attached to said rear side of said inner rear wall, which does not face said cooling part, in an orthogonal manner to said inner upper wall such that said at least two air channels cover said air distribution openings and are parallel to each other such that there is a distance in between in a width direction. 
     
     
         9 . The cooling device according to  claim 4 , wherein the cooling device has at least two said air distribution openings positioned in a manner corresponding to said lower side of said inner upper wall and in a parallel manner to said inner upper wall, where each of said at least two air distribution openings is positioned to said inner rear wall in a manner corresponding to said at least one air channel. 
     
     
         10 . The cooling device according to  claim 5 ,
 further comprising a plate-shaped separation unit disposed in said cooling part and forming or defining a cooling compartment; and   wherein the cooling device has at least two said air distribution openings attached to said cooling part in a removable manner and positioned to said inner rear wall in a manner corresponding to said at least one air channel, in a parallel manner to said plate-shaped separation unit and in a manner corresponding to said lower side of said plate-shaped separation unit for providing formation of said cooling compartment.   
     
     
         11 . The cooling device according to  claim 1 , wherein said at least one air channel is formed by a single compartment that is suitable for a transfer of the cold air. 
     
     
         12 . The cooling device according to  claim 1 ,
 wherein said at least one air channel has an air channel rear surface; and   further comprising at least one support part which provides separation of said at least one air channel into at least two compartments and configured between said air channel front surface and said air channel rear surface in a manner preventing deterioration of a form of said at least one air channel and in a manner orthogonal to said air channel front surface and said air channel rear surface.   
     
     
         13 . The cooling device according to  claim 1 , further comprising at least one air distribution grid disposed in at least one of said air distribution openings and which provides distribution of the cold air, which passes to said cooling part through said at least air channel. 
     
     
         14 . The cooling device according to  claim 13 , wherein said air distribution grid contains at least one inclined guiding part which provides the cold air, which comes from said at least one air channel, to be distributed to said cooling part. 
     
     
         15 . The cooling device according to  claim 13 , wherein said air distribution grid contains at least one flat guiding part which provides the cold air, which comes from said at least one air channel, to be distributed to said cooling part.

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