A refrigerator is provided that may include a main body having a storage compartment in which food or other items may be stored, a main door configured to open or close the storage compartment, the main door having a storage chamber separate from the storage compartment, a sub door configured to ope
A refrigerator is provided that may include a main body having a storage compartment in which food or other items may be stored, a main door configured to open or close the storage compartment, the main door having a storage chamber separate from the storage compartment, a sub door configured to open or close an opening of the storage chamber, a tray configured to be introduced into or withdrawn from the storage chamber, a guide configured to guide movement of the tray by being compressed when the tray is introduced into the storage chamber and released from compression when the tray is withdrawn from the storage chamber, and a basket placed on the tray, the basket having a storage space therein. The guide may cause variation in a moving speed of the tray when the tray is introduced into or withdrawn from the storage chamber.
대표청구항▼
1. A refrigerator, comprising: a main body having a first storage compartment;a main door to open or close the first storage compartment, the main door having an opening, a first step and a second step provided on a first edge of the opening, and a third step provided on a second edge of the opening
1. A refrigerator, comprising: a main body having a first storage compartment;a main door to open or close the first storage compartment, the main door having an opening, a first step and a second step provided on a first edge of the opening, and a third step provided on a second edge of the opening;a sub door to open and close the opening of the main door, the sub door having a plurality of steps provided at both side of the sub door, respectively;a sealant mounted on at least one of the first, second, and third steps of the main door or one of the plurality of steps of the sub door;a shaft receiving member mounted on the third step of the main door; anda sub hinge that connects the sub door to the main door, wherein the sub hinge includes: a hinge shaft pivotally coupled to the shaft receiving member;a coupling portion mounted to a lateral side portion of one of the plurality of steps of the sub door, wherein the lateral side portion faces the hinge shaft; anda connection portion that connects the hinge shaft and the coupling portion to each other, wherein the connection portion has a bent portion, wherein when the sub door is closed, a front surface of the sub door is positioned on an extension line of a front surface of the main door, and wherein a number of steps of the plurality of steps provided on one side of the sub door is different from a number of steps of the plurality of steps provided on an opposite side of the sub door. 2. The refrigerator according to claim 1, wherein the shaft receiving member includes a limiter to limit a rotational angle of the sub door. 3. The refrigerator according to claim 2, wherein the limiter includes a contact surface configured to come into contact with the connection portion so as to limit movement of the connection portion. 4. The refrigerator according to claim 3, wherein the contact surface limits a maximum opening rotational angle of the sub door. 5. The refrigerator according to claim 1, wherein the main door includes an accommodation region indented therein to provide a movement trajectory of the sub hinge. 6. The refrigerator according to claim 5, wherein the sealant is configured to seal a gap between the main door and the sub door, wherein the accommodation region is located at an outside of a space sealed by the sealant. 7. The refrigerator according to claim 5, wherein the sealant is configured to seal a gap between the main door and the sub door, and wherein the sub hinge is located at an outside of a space sealed by the sealant. 8. The refrigerant according to claim 1, wherein the sealant is installed on the second step. 9. The refrigerator according to claim 8, wherein the sealant is installed on a front surface of the second step. 10. The refrigerator according to claim 1, wherein the first step is in front of the second step. 11. The refrigerator according to claim 1, wherein the second step is closer to the third step than the first step. 12. The refrigerator according to claim 1, wherein a tangential line at an edge of the front surface of the main door is identical to a tangential line at an edge of the front surface of the sub door. 13. The refrigerator according to claim 12, wherein a gap is provided between the edge of the front surface of the main door and the edge of the front surface of the sub door. 14. The refrigerator according to claim 1, wherein the plurality of steps of the sub door includes a fourth step and a fifth step opposite to the first and second steps, respectively, and a sixth step opposite to the third step. 15. A refrigerator, comprising: a main body having a first storage compartment;a main door to open and close the first storage compartment, the main door having an opening, a first step and a second step provided on a first edge of the opening, and a third step provided on a second edge of the opening;a sub door to open and close the opening of the main door, the sub door having a plurality of steps provided at both sides of the sub door, respectively;a sealant mounted on at least one of the first, second, and third steps of the main door or one of the plurality of steps of the sub door;a shaft receiving member mounted on the third step of the main door; anda sub hinge that connects the sub door to the main door, wherein the sub hinge includes: a hinge shaft pivotally coupled to the shaft receiving member;a coupling portion mounted to a lateral side portion of one of the plurality of steps of the sub door, wherein the lateral side portion faces the hinge shaft; anda connection portion that connects the hinge shaft and the coupling portion to each other, wherein the connection portion has a bent portion, wherein when the sub door is closed, a front surface of the sub door is positioned on an extension line of a front surface of the main door, and wherein more steps of the plurality of steps are provided on a side of the sub door which is farther away from the hinge shaft than a side of the sub door adjacent to the hinge shaft. 16. The refrigerator according to claim 1, further including: a tray configured to be introduced or withdrawn through the opening of the main door. 17. The refrigerator according to claim 15, further including: a basket configured to be placed on the tray, the basket having a storage space therein. 18. The refrigerator according to claim 15, wherein the main door includes a first guide rail, and wherein the tray includes a second guide rail, movement of which is guided by the first guide rail.
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이 특허에 인용된 특허 (7)
Choi, Chang-Bong, Door apparatus of refrigerator and damping apparatus of the same.
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