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US 2023/0417475 A1Published application
Refrigerator
AssigneeLG Electronics Inc.
InventorsBumsang LEE, Daekee Shin, Insun Yeo, Hophil Lee
Life of this patent
Estimating the term…
Abstract
A refrigerator includes a main door rotatably provided in the cabinet by a first hinge to open and close the storeroom, and a sub door disposed between the main door and the storeroom, rotatably provided with respect to the main door by a second hinge, and defining a storage space disposed inside the storeroom in a closed state, and in this case, the first hinge and the second hinge are bent at the same bending angle and are disposed in parallel to each other or overlap each other.
Claims32
A refrigerator comprising:
- a cabinet including a first storage space therein;
- a main door rotatably coupled to the cabinet by a first hinge and configured to open and close the first storage space;
- and
- a sub door positioned between the main door and the first storage space, rotatably coupled to the main door by a second hinge, and defining a second storage space disposed inside the first storage space when the sub door is closed,
- wherein the first hinge includes:
- a first plate;
- a first extension extending horizontally from the first plate toward a pivot shaft of the main door;
- and
- a first pivot hole provided in the first extension and receiving the pivot shaft,
- wherein the second hinge includes:
- a second plate;
- a second extension extending horizontally from the second plate toward the pivot shaft;
- and
- a second pivot hole provided in the second extension and receiving the pivot shaft;
- and
- wherein at least a portion of the first extension and at least a portion of the second extension are positioned in an installation groove formed in the main door.
13 more elements
A refrigerator comprising:
- a cabinet including a first storage space therein;
- a main door rotatably coupled to the cabinet by a first hinge and configured to open and close the first storage space;
- and
- a sub door positioned between the main door and the first storage space, rotatably coupled to the main door by a second hinge, and defining a second storage space positioned inside the first storage space when the sub door is closed,
- wherein:
- the first hinge has a first end coupled to the cabinet and a second end coupled to a first section of a pivot shaft of the main door such that the main door rotates with respect to the cabinet;
- the second hinge has a first end coupled to the sub door and a second end coupled at a second section of the pivot shaft such that the sub door rotates with respect to the main door;
- and
- a height difference between the first and second ends of the second hinge is greater than a height difference between the first and second ends of the first hinge.
6 more elements
A refrigerator comprising:
- a cabinet including a first storage space therein;
- an outer door rotatably coupled to the cabinet by a first hinge and configured to open and close the first storage space;
- and
- an inner door rotatably coupled to the outer door by a second hinge, and including an accommodation wall defining a second storage space positioned within the first storage space when the inner door is closed,
- wherein the first hinge includes:
- a first plate connected to the cabinet;
- and
- a first pivot hole receiving in a pivot shaft positioned at a side of the outer door;
- wherein the second hinge includes:
- a second plate connected to the inner door;
- and
- a second pivot hole positioned at a side of the outer door and receiving the pivot shaft;
- wherein the first plate and the second plate are provided parallel to each other.
10 more elements
Dependencies are inferred from the claim text.