VACUUM OVEN Russian patent published in 2009 - IPC F27B5/04 

FIELD: personal demand items.

SUBSTANCE: oven consists of a hollow housing with end covers, one of which is fixed on the housing, and the other one is provided with the possibility of being moved, as well as end, side, upper and lower heater units which are arranged in the housing; at that, lower heater unit is the bottom and has the possibility of being moved back-and-forth by means of feed-and-removal mechanism, and on the bottom there are mounting seats for the item to be installed. The oven is equipped with a flange with an annular protrusion fixed on the housing end on the side of the movable cover provided with an annular seal on its end contacting the flange end; on the movable cover generatrix there is an annular groove wherein a pneumatic seal is located, which has the possibility, when the cover is in the closed position, of interacting with the flange protrusion generatrix which forms together with the cover generatrix an annular chamber connected to the vacuum system.

EFFECT: increasing efficiency and obtaining high-quality products.

4 cl, 4 dwg