| 摘要 |
<P>PROBLEM TO BE SOLVED: To offer a power tool by which cooling capacity by an air-flow can be utilized under the optimum condition including an air cooling fan and a condenser. <P>SOLUTION: The power tool is provided with a brush-less motor (2) and an inverter (3). The air-flow (5) is caused by a fan (4) between an air-intake port (7) and an air-exhaust port (8) provided on a housing (9). The inverter (3) is disposed in the downstream side of the condenser (10) and in the upstream side of the motor (2) in the flow direction of the air-flow (5). <P>COPYRIGHT: (C)2004,JPO |
