| 摘要 |
PROBLEM TO BE SOLVED: To provide a multi-rotary mower facilitating the maintenance of mower unit(s) set under the machine body. SOLUTION: The multi-rotary mower is such that the link mechanism functioning to vertically move one or multiple mower units U<SB>4</SB>, U<SB>5</SB>set under the machine body and in between front and rear respective wheels has the following construction: By changing the junction position of a stationary bracket B<SB>1</SB>integratedly attached to the free end of an arm A<SB>1</SB>joined to the machine body with a turning bracket B<SB>2</SB>turnably joined to the stationary bracket B<SB>1</SB>with shaft-threaded cylindrical parts 42 threaded with the left and right turning shafts 21 for the mower units U<SB>4</SB>, U<SB>5</SB>to turnably support the units formed unitedly, from a working position to a maintenance position, the mower units U<SB>4</SB>, U<SB>5</SB>are put to nearly raised posture with their reverse faces turned outward relative to the machine body 2 in a state disposed in the air in such a condition as to lift the arm A<SB>1</SB>by a lift cylinder S<SB>1</SB>. COPYRIGHT: (C)2008,JPO&INPIT
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