US Patent 11000999 Build material application device

Build material application device (6) for an apparatus (1) for additively manufacturing three-dimensional objects (2), the build material application device (6) being adapted to apply an amount of build material (3) in a build plane (BP) of a respective apparatus (1), the build material application device (6) comprising: a first build material application element (6a), the first build material application element (6a) being moveably supported in a first motion path (MP1) in which the first build material application element (6a) is moved across the build plane (BP), and in a second motion path (MP2) in which the first build material application element (6a) is not moved across the build plane (BP); a second build material application element (6b), the second build material application element (6b) being moveably supported in a first motion path (MP1) and in a second motion path (MP2).