| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a riding lawn-mowing vehicle with improved electric motor-cooling systems. <P>SOLUTION: The vehicle with a working machine includes the first electric motor 16 and second electric motor 18 for driving two main driving wheels 12, 14 and a lawn mower characterized by fixing air-cooling fans 78 on the end portions of the rotation shafts 54 of the first electric motor 16 and second electric motor 18, respectively. The first electric motor 16 and second electric motor 18 can be cooled with cooling air sent by the driving of the air-cooling fans 78. Motor control units 76 which are inverters for driving the electric motors 16, 18, are disposed at places facing the air-cooling fans 78, consequently, the motor control units 76 can also be cooled with the cooling air sent by the air-cooling fans 78. <P>COPYRIGHT: (C)2013,JPO&INPIT |
