Patent ID: 7674107
Filing Date: 2010-03-09
Classification: B29C,B29L,B33Y

Abstract:
1. A building container for a device for manufacturing a three-dimensional object by a layer wise solidification of a building material in powder form at positions in the respective layers that correspond to the object, comprising: a support device that is arranged in the building container such that it is vertically movable, wherein an upper side of the support device forms a building platform, on which the three-dimensional object is generated layer wise; wherein between a circumferential outer edge of the building platform and a circumferential inside wall of the building container a gap is formed; and a seal is provided that is provided circumferentially at the building platform and closes the gap; wherein the seal is made from a ring of a flat, flexible material having an outer diameter, which in a flat state is larger than an inner diameter of the inside wall; and a guide plate is provided, which holds the seal in the region of the gap in an angulated shape.