Household appliance for treating items to be treated, in particular for laundry care, wherein the household appliance comprises: a housing, wherein the housing has a front wall and an opening; a door unit for essentially closing off the opening, a hinge unit, which is essentially suitable for connecting the door unit to the housing in a rotationally fixed manner, wherein the hinge unit comprises an axially symmetric hinge base, at least one first hinge arm and at least one second hinge arm, wherein the at least one first hinge arm and the at least one second hinge arm extend essentially in the direction of a surface normal of the hinge base, wherein the at least one first hinge arm comprises a first door receiving pin and the at least one second hinge arm comprises a second door receiving pin for receiving the door unit in a pivotable manner, wherein the one first door receiving pin and the one second door receiving pin extend along a door pivot axis of the door unit in opposite directions to the door pivot axis, wherein one of the two hinge arms (27, 29) comprises a first recess, wherein a release projection is embodied on the respective hinge arm (27, 29) and the release projection extends along the door pivot axis in the opposite direction to the respective door receiving pin (31, 33) of the respective hinge arm (27, 29), characterised in that the release projection has a second recess and wherein at least one electric conductor for transferring information and/or energy is accommodated in the first recess and the second recess, wherein the first recess is essentially embodied in a U-shape and the release projection is essentially embodied in a J-shape, wherein the release projection comprises at least one retaining element, wherein the retaining element is a subregion of a J-shaped cladding of the release projection. a housing, wherein the housing has a front wall and an opening; a door unit for essentially closing off the opening, a hinge unit, which is essentially suitable for connecting the door unit to the housing in a rotationally fixed manner, wherein the hinge unit comprises an axially symmetric hinge base, at least one first hinge arm and at least one second hinge arm, wherein the at least one first hinge arm and the at least one second hinge arm extend essentially in the direction of a surface normal of the hinge base, wherein the at least one first hinge arm comprises a first door receiving pin and the at least one second hinge arm comprises a second door receiving pin for receiving the door unit in a pivotable manner, wherein the one first door receiving pin and the one second door receiving pin extend along a door pivot axis of the door unit in opposite directions to the door pivot axis, wherein one of the two hinge arms (27, 29) comprises a first recess, wherein a release projection is embodied on the respective hinge arm (27, 29) and the release projection extends along the door pivot axis in the opposite direction to the respective door receiving pin (31, 33) of the respective hinge arm (27, 29), characterised in that the release projection has a second recess and wherein at least one electric conductor for transferring information and/or energy is accommodated in the first recess and the second recess, wherein the first recess is essentially embodied in a U-shape and the release projection is essentially embodied in a J-shape, wherein the release projection comprises at least one retaining element, wherein the retaining element is a subregion of a J-shaped cladding of the release projection.