Patent ID: 8555453

Claim:
A device for removing residues in a furnace chamber of a furnace, the device comprising: a scraper frame adapted to be inserted into the furnace chamber and moved therein; and at least one scraper element arranged on the scraper frame such that the at least one scraper element is adapted to remove residues from at least side walls and/or a ceiling of the furnace chamber, when the scraper frame is moved, wherein the scraper frame is a box element comprising two side wall elements, a rear wall element, a top element, and a floor element, the floor element being formed by a push plate, wherein the scraper element comprises a bevel on a front face of the two side wall elements and/or the top element, the two side wall elements and the top element having a flat inner face, and the bevel having an angle (β) of 5° to 50° with regard to the flat inner face of either the two side wall elements or the top element.