Patent ID: 8366432
Filing Date: 2013-02-05
Classification: B22F,B29C,B33Y,Y02P

Abstract:
1. A device for manufacturing a three-dimensional object by a layerwise solidification of a building material at positions in the respective layers that correspond to the object, comprising: a machine frame and a building space arranged in the machine frame, wherein in the building space there are arranged: an application device that applies layers of the building material onto a support device and a previously solidified layer, respectively, by an application element; a dosage device that provides building material for the application device for an application, and a heating device for heating the applied layers of the building material, wherein one or more of the following features are present: a) the application device comprises a holder, wherein the holder comprises a horizontal main arm, a first holder arm and a second holder arm, said first and second holder arm extending substantially vertically in a downward direction from said main arm, b) the dosage device is a conveyor roller rotatably held in a bearing, wherein said bearing is constructed to hold said conveyor roller in a form-locking way at both ends thereof, and a preload element is provided between one end of said conveyor roller and said bearing such as to hold the conveyor roller in the bearing in a locked state so that it can be removed from the bearing by hand without the use of a tool; c) the heating device is connected to a support in the building space, wherein said support is a rail, into which said heating device can be inserted and engaged such that the heating device can be removed from the support by hand without the use of a tool.