| 摘要 |
PURPOSE:To reinforce a frame structure and to reduce the wall thickness of a frame to enable wt. reduction, by providing a support means for supporting the opening part of the frame by the side surface part of a transfer material cassette in the side opposite to the insert end side of said cassette when said cassette is inserted and set. CONSTITUTION:When a transfer material cassette 34 is set to a frame 31, said transfer material cassette 34 is inserted after the insert side end part of said cassette 34 was opposed to the opening part 35 provided to one end side of the frame 31. At the time of this setting, first - fourth pins 41, 42, 43, 44 provided to the opening end side of the frame 31 are respectively engaged with first - fourth engagement holes 37, 38, 39, 40 provided to the side plate 36 in the opposite insert end side of the transfer material cassette 34. By this engagement, the opening part 35 of the frame 31 is supported by the side plate 36 of the transfer material cassette 34 and the structure of the frame 31 is reinforced. |
