초록 ▼

A door assembly for a domestic cooking appliance having a cooking compartment for heating a food item includes an outer door skin; an inner door liner; a transparent viewing panel assembly between the outer door skin and the inner door liner, the viewing panel assembly being configured to permit a u

A door assembly for a domestic cooking appliance having a cooking compartment for heating a food item includes an outer door skin; an inner door liner; a transparent viewing panel assembly between the outer door skin and the inner door liner, the viewing panel assembly being configured to permit a user to view the cooking compartment when the door assembly is in a closed position; an interior region located between the outer door skin and the viewing panel assembly; a lower air opening in a lower region of the door assembly that fluidly connects the interior region with an environment outside of the door assembly; and a top upper air opening in an uppermost surface of the outer door skin that fluidly connects the interior region with the environment outside of the door assembly.

대표청구항 ▼

1. A domestic cooking appliance for heating a food item, comprising: a main housing;a cooking compartment in the main housing, the cooking compartment being configured to receive the food item to be heated; anda door assembly attached to the main housing and movable between a closed position in whic

1. A domestic cooking appliance for heating a food item, comprising: a main housing;a cooking compartment in the main housing, the cooking compartment being configured to receive the food item to be heated; anda door assembly attached to the main housing and movable between a closed position in which the door assembly closes the cooking compartment and an open position in which the door assembly allows access to the cooking compartment, the door assembly having an outer door skin,an inner door liner,a transparent viewing panel assembly between the outer door skin and the inner door liner, the viewing panel assembly permitting a user to view the cooking compartment when the door assembly is in the closed position,an interior region located between the outer door skin and the viewing panel assembly,a spacer positioned between, and maintaining a space between, the outer door skin and the inner door liner, the space comprising the interior region, wherein the spacer extends around a mounting fastener that attaches a handle of the door assembly to the inner door liner,a lower air opening in a lower region of the door assembly that fluidly connects the interior region with an environment outside of the door assembly, anda top upper air opening in an uppermost surface of the outer door skin that fluidly connects the interior region with the environment outside of the door assembly. 2. The domestic cooking appliance of claim 1, further comprising an air guide located in the interior region, the air guide having an angled portion, wherein the interior region has a first horizontal cross-sectional area taken at a location vertically between the angled portion of the air guide and the viewing panel assembly,the interior region has a second horizontal cross-sectional area at a location vertically between the angled portion of the air guide and the top upper air opening, andthe second cross-sectional area is smaller than the first cross-sectional area. 3. The domestic cooking appliance of claim 2, wherein the viewing panel assembly comprises a planar viewing panel, the angled portion of the air guide is non-parallel to the viewing panel, andthe angled portion of the air guide is non-perpendicular to the viewing panel. 4. The domestic cooking appliance of claim 1, wherein the outer door skin comprises a front face panel, an upper panel, a lower panel, a left side panel, and a right side panel, and the uppermost surface of the outer door skin is an upper surface of the upper panel of the outer door skin. 5. The domestic cooking appliance of claim 4, wherein the lower air opening is a gap between the outer door skin and the inner door liner. 6. The domestic cooking appliance of claim 5, wherein the lower air opening is in a lowermost surface of the door assembly. 7. The domestic cooking appliance of claim 1, further comprising a sealing surface of the main housing, the sealing surface at least substantially surrounding an opening in the main housing that provides access to the cooking compartment; and a sealing surface of the inner door liner that contacts the sealing surface of the main housing and provides a thermal seal between the main housing and the inner door liner,wherein the upper panel of the outer door skin extends horizontally to a vertical plane that is coplanar with the sealing surface of the inner door liner. 8. The domestic cooking appliance of claim 7, wherein a central portion of the inner door liner extends beyond the vertical plane and into the cooking compartment. 9. The domestic cooking appliance of claim 1, wherein the top upper air opening comprises a plurality of openings. 10. The domestic cooking appliance of claim 9, wherein the plurality of openings are slots. 11. The domestic cooking appliance of claim 1, wherein an unobstructed straight vertical path exists between the lower air opening and the top upper air opening, the unobstructed straight vertical path extending through the interior region. 12. The domestic cooking appliance of claim 1, further comprising a rear upper air opening that is formed by a vertically extending gap between an upper surface of the inner door liner and a lower surface of the upper panel of the outer door skin. 13. The domestic cooking appliance of claim 1, further comprising a side gap between the outer door skin and the inner door liner at a side location of the door assembly, the side location being positioned between the top upper air opening and the lower air opening, the side gap fluidly connecting the interior region with the environment outside of the door assembly. 14. A door assembly for a domestic cooking appliance having a cooking compartment for heating a food item, the door assembly comprising: an outer door skin;an inner door liner;a transparent viewing panel assembly between the outer door skin and the inner door liner, the viewing panel assembly being configured to permit a user to view the cooking compartment when the door assembly is in a closed position;an interior region located between the outer door skin and the viewing panel assembly;a spacer positioned between, and maintaining a space between, the outer door skin and the inner door liner, the space comprising the interior region, wherein the spacer extends around a mounting fastener that attaches a handle of the door assembly to the inner door liner;a lower air opening in a lower region of the door assembly that fluidly connects the interior region with an environment outside of the door assembly; anda top upper air opening in an uppermost surface of the outer door skin that fluidly connects the interior region with the environment outside of the door assembly. 15. The door assembly of claim 14, further comprising an air guide located in the interior region, the air guide having an angled portion, wherein the interior region has a first horizontal cross-sectional area taken at a location vertically between the angled portion of the air guide and the viewing panel assembly,the interior region has a second horizontal cross-sectional area at a location vertically between the angled portion of the air guide and the top upper air opening, andthe second cross-sectional area is smaller than the first cross-sectional area. 16. The door assembly of claim 15, wherein the viewing panel assembly comprises a planar viewing panel, the angled portion of the air guide is non-parallel to the viewing panel, andthe angled portion of the air guide is non-perpendicular to the viewing panel. 17. The door assembly of claim 14, wherein an unobstructed straight vertical path exists between the lower air opening and the top upper air opening, the unobstructed straight vertical path extending through the interior region. 18. The door assembly of claim 14, further comprising a rear upper air opening that is formed by a vertically extending gap between an upper surface of the inner door liner and a lower surface of the upper panel of the outer door skin.