A refrigerator includes a cabinet defining a storage space, a main door for opening and closing the cabinet, the main door defining an opening part that is in communication with the storage space, a sub-door rotatably mounted on the main door and configured to open and close the opening part, a pane
A refrigerator includes a cabinet defining a storage space, a main door for opening and closing the cabinet, the main door defining an opening part that is in communication with the storage space, a sub-door rotatably mounted on the main door and configured to open and close the opening part, a panel assembly forming a front surface of the sub-door and made of a half glass material, a detection device provided to the sub-door and configured to detect a user's operation, and a door lighting unit provided to the main door and configured to, based on the sub-door being closed, turn on and off according to a signal from the detection device to allow selective viewing of an inside of the opening part through the panel assembly.
대표청구항▼
1. A refrigerator comprising: a cabinet defining a storage space;a main door rotatably mounted to the cabinet and configured to open and close the cabinet, the main door defining an opening part that is in communication with the storage space;a sub-door rotatably mounted on the main door and configu
1. A refrigerator comprising: a cabinet defining a storage space;a main door rotatably mounted to the cabinet and configured to open and close the cabinet, the main door defining an opening part that is in communication with the storage space;a sub-door rotatably mounted on the main door and configured to open and close the opening part;a panel assembly forming a front surface of the sub-door and made of a half glass material;a detection device provided to the sub-door and configured to detect a user's operation; anda door lighting unit provided to the main door and configured to, based on the sub-door being closed, turn on and off according to a signal from the detection device to allow selective viewing of an inside of the opening part through the panel assembly,wherein the main door comprises: an out plate forming an outer shape,a door liner forming a rear surface, anda door frame connecting between the out plate and the door liner and forming an inner side surface of the opening part,wherein the door lighting unit comprises: a lamp case that defines a recessed space configured to receive a light source configured to emit light,a lamp cover configured to shield an opening of the lamp case and exposed to the opening part so that the light from the light source passes through to an inside of the storage space, andwherein a case installation part extended outward is formed on both opened ends of the lamp case, and the case installation part is coupled on an inner side surface of the door liner and the door frame. 2. The refrigerator according to claim 1, wherein the opening part comprises: a left side surface;a right side surface that faces the left side surface;an upper side surface that connects an upper end of the left side surface and an upper end of the right side surface; anda lower side surface that connects a lower end of the left side surface and a lower end of the right side surface, andwherein the door lighting unit is provided on the upper side surface of the opening part. 3. The refrigerator according to claim 1, wherein the door lighting unit is mounted between the door frame and the door liner. 4. The refrigerator according to claim 1, wherein: the lamp case has a round surface that defines the recessed space, and has a curvature in an inner side surface thereof, the lamp case being opened so that light reflected from the round surface passes through; andthe light reflected from the round surface passes through the lamp cover. 5. The refrigerator according to claim 4, wherein the lamp case is disposed between the door liner forming the rear surface of the main door and the door frame forming the inner side surface of the opening part. 6. The refrigerator according to claim 5, wherein the door lighting unit comprises a lamp PCB disposed on the inner side surface of the lamp case facing the round surface and on which a plurality of LEDs emitting light toward the round surface are disposed, and wherein an end portion of the door frame is extended to cover a part of the lamp cover, and the door frame is extended to a vertical extension line of the lamp PCB to cover the lamp PCB when viewed from the outside. 7. The refrigerator according to claim 1, wherein the detection device is a knock detection device provided on a rear surface of the panel assembly and configured to detect a knocking operation of the panel assembly by the user. 8. The refrigerator according to claim 7, wherein a bezel that is configured to not transmit light is provided on an edge of the rear surface of the panel assembly, and the knock detection device is disposed in an area within the bezel. 9. The refrigerator according to claim 1, wherein the panel assembly comprises: a front panel forming a front surface of the sub-door and including a half mirror that is selectively transparent, the half mirror being configured to reflect some of the light and transmit some of the light;a plurality of insulation panels spaced apart from the front panel and formed of transparent tempered glass; anda spacer positioned between the front panel and one of the plurality of insulation panels and also between the plurality of insulation panels, the spacer being configured to provide separation and sealing between the front panel and one of the plurality of insulation panels and also between the plurality of insulation panels. 10. The refrigerator according to claim 9, wherein the front panel forms an entire front surface of the sub-door, and one of the plurality of insulation panels covers a smaller area than the front panel and is disposed in an inner side area of the front panel. 11. The refrigerator according to claim 10, wherein the detection device is disposed on an edge of the front panel. 12. The refrigerator according to claim 1, wherein a cover insertion groove that is stepped is provided in the case installation part, and both ends of the lamp cover are fixed to be inserted into a space of the cover insertion groove and a wall of the inside of the refrigerator. 13. The refrigerator according to claim 1, wherein an inner side surface of the lamp cover includes a film or a coating that is configured to diffuse light. 14. The refrigerator according to claim 1, wherein the lamp cover is injection-molded in a state in which an additive for diffusing light is added. 15. The refrigerator according to claim 1, wherein at least a portion of an end of the door liner is spaced apart from at least a portion of an end of the door frame to define a space configured to receive the door lighting unit. 16. The refrigerator according to claim 1, wherein the lamp cover has: a first end located between the lamp case and an end of the door liner; anda second send located between the lamp case and an end of the door frame.
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이 특허에 인용된 특허 (3)
Santosuosso Joseph R. ; Downing Bennie Reed ; Calderon Fernando ; Severloh Paul ; Calderon Raymundo, Display case with lens lighting system.
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