| 摘要 |
PROBLEM TO BE SOLVED: To improve the easiness of the changing work of a hopper between a standing state and a laid state. SOLUTION: The supporting structure is provided with a spreading-side supporting part 7A to support the hopper in a standing state and a laid state, a removed-side supporting part 7B, and a guiding part 7C to guide the movement between both supporting parts. COPYRIGHT: (C)2009,JPO&INPIT |
