| 摘要 |
PROBLEM TO BE SOLVED: To provide an oven uniformly conducting heat to a hot plate in heating the hot plate in the oven furnace by a gas-burner. SOLUTION: The oven apparatus carries out a heating process to an object to be processed put on the hot plate in the oven furnace P by arranging a lower heat source 5 with a gas-burner structure to heat the hot plate itself below the hot plate, wherein the oven is provided with a shift adjusting means 31 to shift and adjust the lower heat source 5. The shift adjusting means 31 is composed of a guide frame 32 with a long hole 32A for slide adjustment and a fixing frame 34 capable of fixing the guide frame 32 itself on the floor of the furnace below the hot plate 3 through a screw means 33 inserted and screwed into the long hole 32A of the guide frame. The oven is also provided with an auxiliary plate adjusting means an auxiliary frame shelf having a structure to cover the lower heat source 5 placed on the furnace floor below the hot plate 3 and auxiliary baffle plates for scattering heat set as movable to the auxiliary frame shelf. COPYRIGHT: (C)2007,JPO&INPIT
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