Abstract: Disclosed are an apparatus and system for evaluating a welding condition on the basis of three-dimensional data. An aspect of the present embodiment provides an apparatus for evaluating a welding condition, the apparatus including a communication unit configured to receive a three-dimensional image for an evaluation target from the outside, a base material recognition unit configured to recognize a base material from the three-dimensional image for the evaluation target by using a point cloud, a bead extraction unit configured to extract a welding bead welded between the base materials, a bead cross-section acquisition unit configured to acquire cross-sections at preset intervals for the extracted welding bead, and a profile analysis unit configured to analyze a profile of the welding bead for the cross-section acquired by the bead cross-section acquisition unit.

Abstract: A fluid level measurement system using a buoyant body includes a guide part installed in a direction perpendicular to the bottom surface of a fluid storage tank, and provided with a space in which a fluid can move therein; a buoyant body inserted into the guide part, and configured to float along the surface of the fluid inside the guide part; and a measurement part coupled to the top end of the guide part, and configured to measure the level of the surface of the fluid inside the fluid storage tank by transmitting a signal toward the buoyant body in the inner space of the guide part and then receiving a signal reflected from the buoyant body.

Abstract: Disclosed is a washing machine having an improved wire connection structure for electrically connecting electrical components. The washing machine includes a cabinet which has a first electrical component, forms an exterior, and has an opening through which laundry is inserted; a door provided with a second electrical component, and configured to open and close the opening; a wire which electrically connects the first electrical component and the second electrical component; and a hinge which has a wire guide portion for coupling the door to the cabinet so as to be rotatable about a rotating axis and for guiding the wire.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: Disclosed is a washing machine having an improved wire connection structure for electrically connecting electrical components. The washing machine includes a cabinet which has a first electrical component, forms an exterior, and has an opening through which laundry is inserted; a door provided with a second electrical component, and configured to open and close the opening; a wire which electrically connects the first electrical component and the second electrical component; and a hinge which has a wire guide portion for coupling the door to the cabinet so as to be rotatable about a rotating axis and for guiding the wire.

Abstract: Disclosed is a washing machine having an improved wire connection structure for electrically connecting electrical components. The washing machine includes a cabinet which has a first electrical component, forms an exterior, and has an opening through which laundry is inserted; a door provided with a second electrical component, and configured to open and close the opening; a wire which electrically connects the first electrical component and the second electrical component; and a hinge which has a wire guide portion for coupling the door to the cabinet so as to be rotatable about a rotating axis and for guiding the wire.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: Disclosed herein are a washing machine comprising, a first tub, a second tub disposed above the first tub, a first housing configured to cover the first tub, a second housing disposed on the first housing, and configured to cover the second tub, and a first coupling portion protruding from the second tub toward the second housing, and configured to fix the second tub on the second housing.

Abstract: Disclosed is a washing machine having an improved wire connection structure for electrically connecting electrical components. The washing machine includes a cabinet which has a first electrical component, forms an exterior, and has an opening through which laundry is inserted; a door provided with a second electrical component, and configured to open and close the opening; a wire which electrically connects the first electrical component and the second electrical component; and a hinge which has a wire guide portion for coupling the door to the cabinet so as to be rotatable about a rotating axis and for guiding the wire.

Abstract: An inner door assembly for a drum washing machine includes an inner door internal shell formed of plastic and including a rim portion and a projecting portion projecting from the rim portion; and an inner door external shell formed of metal and including a rim portion and a projecting portion corresponding to the rim portion and the projecting portion of the inner door internal shell, wherein the inner door external shell is combined not to be separated from the inner door internal shell.

Abstract: Disclosed is a washing machine having an improved wire connection structure for electrically connecting electrical components. The washing machine includes a cabinet which has a first electrical component, forms an exterior, and has an opening through which laundry is inserted; a door provided with a second electrical component, and configured to open and close the opening; a wire which electrically connects the first electrical component and the second electrical component; and a hinge which has a wire guide portion for coupling the door to the cabinet so as to be rotatable about a rotating axis and for guiding the wire.

Abstract: A washing machine including a first tub accommodated in a housing and formed by assembling a first member disposed in the front portion with a second member disposed in the rear portion; a second tub disposed above the first tub, a drum rotatably disposed in the inside of the second tub; and a driving shaft connected to the drum, configured to transfer a driving force to the drum and located further behind than an engaged portion of the first member and the second member of the first tub.

Abstract: Disclosed is a washing machine having an improved wire connection structure for electrically connecting electrical components. The washing machine includes a cabinet which has a first electrical component, forms an exterior, and has an opening through which laundry is inserted; a door provided with a second electrical component, and configured to open and close the opening; a wire which electrically connects the first electrical component and the second electrical component; and a hinge which has a wire guide portion for coupling the door to the cabinet so as to be rotatable about a rotating axis and for guiding the wire.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: A washing machine includes: a cabinet having a first opening and a washing space formed therein; and a door assembly provided to open and close the first opening, wherein the door assembly includes: a door body having a second opening and corresponding to the first opening and provided to rotate relative to the cabinet; door glass having a glass hole communicating with the inside of the cabinet and coupled with the rear surface of the door body; a guide duct that connects the second opening and the glass hole; and a sealing member. The sealing member can prevent washing water or internal air from escaping from the door assembly.

Abstract: A washing machine including a first tub accommodated in a housing and formed by assembling a first member disposed in the front portion with a second member disposed in the rear portion; a second tub disposed above the first tub, a drum rotatably disposed in the inside of the second tub; and a driving shaft connected to the drum, configured to transfer a driving force to the drum and located further behind than an engaged portion of the first member and the second member of the first tub.

Abstract: Disclosed herein are a washing machine, which includes a main body in which a main entrance is formed at a front thereof, a tub that is provided inside the main body, and a main door that is coupled to the main body to open and close the main entrance and includes a glass member and a holder member. The glass member includes a flange portion that is coupled to the holder member, and a body portion that protrudes toward an inside of the tub and has an auxiliary entrance formed therein for inputting laundry to the inside of the tub while the main door is closed. With this configuration, opening the auxiliary door and additionally inputting laundry is possible during a washing cycle.