An oven, which both satisfies heat insulating and cooling of a door by adjusting an air flow in channels formed in the door. The oven includes a plurality of channels provided in a door, into which external air flows, accompanied with air discharged by a discharge duct, such that the air flows in th
An oven, which both satisfies heat insulating and cooling of a door by adjusting an air flow in channels formed in the door. The oven includes a plurality of channels provided in a door, into which external air flows, accompanied with air discharged by a discharge duct, such that the air flows in the plurality of the channels, and a flow conversion part formed above at least one of the plurality of the channels for stagnating the flow of air. Since the door insulates a cooking chamber from heat and is cooled using a difference of pressures between upper and lower portions of the door, the oven concurrently satisfies conflicting two requirements, such as heat insulating and cooling of the door.
대표청구항▼
1. An oven comprising: a door including a frame;a front glass and a rear glass, respectively installed on front and rear surfaces of the door frame;at least two middle glasses installed between the front glass and the rear glass;a front channel formed between the front glass and a first glass of the
1. An oven comprising: a door including a frame;a front glass and a rear glass, respectively installed on front and rear surfaces of the door frame;at least two middle glasses installed between the front glass and the rear glass;a front channel formed between the front glass and a first glass of the at least two middle glasses being adjacent thereto such that air can flow in the front channel;a rear channel formed between the rear glass and the second glass of the at least two middle glasses being adjacent thereto such that air can flow in the rear channel;at least one middle channel formed between the at least two middle glasses;an internal case defining a cooking chamber opened and closed by the door frame; andat least one flow redirecting part to aid in transferring heat generated in the cooking chamber to the outside of the oven,whereinthe at least one flow redirecting part includes a first flow redirecting part extended from a front surface of the internal case and disposed above the rear channel to indirectly aid in transferring the heat by discharging air flowing through the rear channel, which faces the cooking chamber forwardly toward the door, to the outside of the oven, and a second flow redirecting part disposed above a connection hole formed through an upper surface of the internal case to directly aid in transferring the heat by discharging hot air in the cooking chamber to the outside of the oven,the first flow redirecting part changes a direction of a portion of air passing through the rear channel, andthe first flow redirecting has a length capable of changing the direction of the portion of the air passing through the rear channel to the least one middle channel while being spaced apart and separated from the door frame when the door is in a fully closed position to close the cooking chamber. 2. The oven according to claim 1, wherein: the at least two middle glasses are installed between the front glass and the rear glass; andthe at least one middle channel, in which the flow of air is stagnated, is formed between the at least two middle glasses. 3. The oven according to claim 1, further comprising: a cooling fan for inhaling external air and blowing air; anda discharge duct for discharging the air, blown by the cooling fan, to a top of the door frame,wherein air flows upwardly in the front channel and the rear channel. 4. The oven according to claim 1, wherein the first flow redirecting part is formed integrally with the internal case. 5. The oven according to claim 1, wherein when the door is in the fully closed position to close the cooking chamber, the first flow redirecting part is spaced apart and separated from the door frame such that the first flow redirecting part does not change a direction of air passing through the front channel. 6. The oven according to claim 1, wherein when the door is in the fully closed position, a gap is formed in a front to rear direction of the oven between a front end part of the first flow redirecting part and the front surface of the door frame, andwhen the door is in the fully closed position, air passing through at least one of the front channel and the rear channel flows upwardly through the gap to the outside of the oven. 7. The oven according to claim 1, further comprising: a cooling fan configured to blow air toward the door;a discharge duct connected to the cooking chamber and in which the cooling fan and the second flow redirecting part are disposed; andan opening provided between the front surface of the door frame and a front end of the discharge duct,wherein the hot air in the cooking chamber passes through the connection hole directly into the discharge duct and the second flow redirecting part directs the hot air toward the door to be discharged through the opening to the outside of the oven. 8. The oven according to claim 7, wherein when the door is in the fully closed position, a gap is provided in a front to rear direction of the oven between a front end part of the first flow redirecting part and the front surface of the door frame,when the door is in the fully closed position, air passing through at least one of the front channel and the rear channel flows upwardly through the gap and is discharged to the outside of the oven via the opening, andwhen the door is in the fully closed position, the gap and opening are continuous such that air passing through the at least one of the front channel and the rear channel intersects with the hot air discharged through the opening to the outside of the oven.
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von Blanquet Georg (Baden-Baden DEX), Baking oven.
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