Abstract: A refrigerator includes a first tray assembly defining a portion of an ice making cell and a second tray assembly defining another portion of the ice making cell. The refrigerator includes a pusher provided with a first edge on which a surface configured to press one or more of the first and second tray assemblies is disposed to easily separate the ice from the tray assemblies, a bar extending from the first edge, and a second edge disposed at an end of the bar. At least one of the pusher or the second tray assembly moves so as to change a relative position between the pusher and the second tray assembly.

Abstract: The refrigerator according to the present invention may comprise: a first tray assembly forming a part of ice-making cells; and a second tray assembly forming the other part of the ice-making cells. In order that ice can be produced in the direction of ice-making cells formed by any one of the first and second tray assemblies to ice-making cells formed by the other tray assembly, following the start of an ice-making process, the one tray assembly comprises a first part, and the first part comprises: a first surface forming a part of the ice-making cells; and a first deformation-resistant reinforcement part extending from the first surface in the vertical direction away from a heater.

Abstract: A refrigerator of the present disclosure includes a tray configured to form an ice making cell, a water supply valve configured to control the flow of water to the ice making cell, and a controller configured to control the water supply valve, in which the controller controls the water supply valve to turn off the water supply valve to stop water supply while performing water supply and turns on the water supply valve again for additional water supply after the water supply valve is turned off.

Abstract: A refrigerator includes: a storage chamber; a cooler to cool the storage chamber; a first tray assembly and a second tray assembly configured to define an ice making cell; a heater disposed adjacent to at least one of the first tray assembly or the second tray assembly; and a controller configured to control the heater, wherein the controller controls the heater to be turned on to make transparent ice from water within the ice making cell, and the controller controls the heater so that when a heat transfer amount between the storage chamber and the water of the ice making cell increases, the heating amount of the heater increases, and when the heat transfer amount between the storage chamber and the water of the ice making cell decreases, the heating amount of the heater decreases.

Abstract: A refrigerator may include: a first tray forming a part of ice-making cells; a second tray forming the other part of the ice-making cells; a heater for supplying heat to the ice making cells; a cooler for supplying cold to a storage compartment; and a control unit for controlling the heater and the cooler. The operation modes of the refrigerator include a first mode and a second mode. The control unit may control so that either or both of the amounts of cooling by the cooler and the amount of heating by the heater vary in the first mode and the second mode.

Abstract: A refrigerator includes a storage space, a cooler, a first tray constituting a part of a cell which is the space in which water is phase-changed to ice by the cold, a second tray, which constitutes another part of the cell, a water supply valve to adjust the flow of water to be supplied to the icing cell, a water supply amount detection unit or sensor, and a controller configured to control the supply valve.

Abstract: Provided is a refrigerator in which a heater disposed at a side of a first tray or a second tray may be turned on in at least partial section while a cold air supply part supplies cold air to an ice making cell so that bubbles dissolved in water within the ice making cell move from a portion at which ice is made toward liquid water to make transparent ice, and one or more of the cooling power of the cold air supply part and the heating amount of heater may be controlled according to a mass per unit height of the water in the ice making cell so that the transparency is uniform for each unit height of the water in the ice making cell.

Abstract: A refrigerator according to the present disclosure includes a tray configured to form an ice making cell, a cooler configured to supply cold air to the ice making cell, a water supply valve configured to control the flow of water to the ice making cell, and a controller configured to control the water supply valve, wherein the controller controls the water supply valve so that cold air from the cooler is supplied to the ice making cell before the water supply valve is turned on, and water is supplied to the ice making cell after the cold air is supplied to the ice making cell.

Abstract: The present invention relates to a refrigerator. A refrigerator of the present invention may comprise: a first tray assembly forming a part of ice-making cells; a second tray assembly forming the other part of the ice-making cells; and a heater. In order to reduce the transfer heat, which is transferred from the heater to any one of the first and second tray assemblies, to ice-making cells formed by the other tray assembly, the one tray assembly may comprise a first part forming at least a part of the ice-making cells. The degree of heat transfer of the first part may vary along the outer circumferential surfaces of the ice-making cells.

Abstract: The present invention relates to a refrigerator. A refrigerator of the present invention may comprise: a first tray assembly forming a part of ice-making cells; a second tray assembly forming the other part of the ice-making cells; and a heater. In order to reduce the transfer heat, which is transferred from the heater to any one of the first and second tray assemblies, to ice-making cells formed by the other tray assembly, the one tray assembly may comprise a first part forming at least a part of the ice-making cells. The degree of heat transfer of the first part may vary along the outer circumferential surfaces of the ice-making cells.

Abstract: The present invention relates to a refrigerator. A refrigerator of the present invention may comprise: a first tray assembly forming a part of an ice making cell; and a second tray assembly forming another part of the ice making cell. The first tray assembly includes a first tray defining a part of the ice making cell and a first tray case supporting the first tray, and the second tray assembly includes a second tray defining another part of the ice making cell and a second tray case supporting the second tray. One of the first and second tray cases includes a first region having a through-hole and a second region having a shape corresponding to the ice making cell to support one of the first and second trays.

Abstract: A refrigerator of the present disclosure includes a tray configured to form an ice making cell, a water supply valve configured to control the flow of water to the ice making cell, and a controller configured to control the water supply valve, in which the controller controls the water supply valve to turn off the water supply valve to stop water supply while performing water supply and turns on the water supply valve again for additional water supply after the water supply valve is turned off.

Abstract: A refrigerator according to the present disclosure includes a tray configured to form an ice making cell, a cooler configured to supply cold air to the ice making cell, a water supply valve configured to control the flow of water to the ice making cell, and a controller configured to control the water supply valve, wherein the controller controls the water supply valve so that cold air from the cooler is supplied to the ice making cell before the water supply valve is turned on, and water is supplied to the ice making cell after the cold air is supplied to the ice making cell.

Abstract: A refrigerator includes a first tray assembly defining one portion of an ice making cell, a second tray assembly defining another portion of the ice making cell, a heater disposed adjacent to at least one of the first and second tray assemblies, and a controller to control the heater. The refrigerator further includes a pusher including a first edge having a surface pressing at least one of the ice or the first and second tray assemblies to separate the ice from the tray assemblies, a bar extending from the first edge, a second edge disposed at the end of the bar, and a guide connection part. The controller moves at least one of the pusher and the second tray assembly to change a relative position between the pusher and the second tray assembly. The refrigerator further includes a guide slot providing a movement path of the guide connection part.

Abstract: The present invention relates to a refrigerator. The refrigerator of the present invention may include a first tray assembly configured to define one portion of an ice making cell, a second tray assembly configured to define the other portion of the ice making cell, and a heater disposed adjacent to at least one of the first and second tray assemblies, and a controller configured to control the heater. The controller controls the heater to be turned on so that ice is easily separated from the tray assemblies before the second tray assembly moves to the ice separation position in a forward direction.

Abstract: A refrigerator includes a first tray assembly to define one portion of an ice making cell, a second tray assembly to define another portion of the ice making cell, a heater disposed adjacent to at least one of the first or second tray assemblies, and a controller configured to control the heater. The refrigerator further includes a pusher including a first edge having a surface pressing the ice or at least one of the first and second tray assemblies to easily separate the ice from the tray assemblies, a bar extending from the first edge, and a second edge disposed at the end of the bar; and a pusher link having a connection part connected to the pusher. The controller controls at least one of the pusher or the second tray assembly to move and to change a relative position between the pusher and the second tray assembly.

Abstract: A refrigerator according to the present invention may comprise a first tray assembly forming one part of ice-making cells, and a second tray assembly forming the other part of same. Any one tray assembly, from among the first and second tray assemblies, comprises a first part forming at least a part of the ice-making cells, and a second part extending from a set point on the first part so as to reduce water supplied to the ice-making cells from leaking through a space between the first and second tray assemblies.

Abstract: Provided is a refrigerator in which a heater disposed at a side of a first tray or a second tray may be turned on in at least partial section while a cold air supply part supplies cold air to an ice making cell so that bubbles dissolved in water within the ice making cell move from a portion at which ice is made toward liquid water to make transparent ice, and one or more of the cooling power of the cold air supply part and the heating amount of heater may be controlled according to a mass per unit height of the water in the ice making cell so that the transparency is uniform for each unit height of the water in the ice making cell.

Abstract: A refrigerator according to the present invention comprises: a storage space in which food is stored; a cooler for supplying cold to the storage space; a first tray assembly constituting a part of an icing cell which is the space in which water is phase-changed to ice by the cold; a second tray assembly constituting another part of the icing cell; a heater located to be adjacent to the first tray assembly and/or the second tray assembly; and a control unit for controlling the heater, wherein the control unit performs controls so that the heater is turned on in at least a partial period while the cooler supplies the cold, and thus air bubbles disintegrating in the water inside the icing cell move to liquid-phase water from a part where ice is generated, thereby enabling transparent ice to be generated, and the degree of cold transfer, which is the amount of cold of the cooler is to be transferred, is different in the first tray assembly and the second tray assembly.

Abstract: A refrigerator includes: a storage chamber configured to store food; a cooler configured to supply cold into the storage chamber; a tray defining an ice making cell, which is a space in which water is phase-changed into ice by the cold; a water supply part configured to supply the water into the ice making cell; a temperature sensor configured to sense a temperature of the water or the ice within the ice making cell; a heater configured to supply heat into the ice making cell; and a controller configured to control the heater. The controller controls the heater to be turned on in at least partial section while the cooler supplies the cold so that bubbles dissolved in the water within the ice making cell moves from a portion, at which the ice is made, toward the water that is in a liquid state to make transparent ice.