| 摘要 |
A machine (1) for making three-dimensional objects from powdered materials comprises a main body (3) forming a working surface (4) and a growing cavity (5) made in the main body (3) and open at the working surface (4). The machine (1) also comprises feeding means (11) for feeding the powdered materials to the working surface (4) and an applicator unit (15) movable along the working surface (4) for bringing the powdered materials from the feeding means (11) to the growing cavity (5). In accordance with this invention, the machine (1) comprises spacing means (23) for spacing the applicator unit (15) which can be activated on it for spacing it from the working surface (4) during a return direction (20) of the applicator unit (15) opposite to a forward direction (19). |
