Electric tool
AssigneeHitachi Koki Co., Ltd.
InventorNaoki Tadokoro
Life of this patent
Estimating the term…
Abstract
In the present invention, a housing having a trunk part accommodating therein a brushless motor and an output part to which a tip tool is to be connected, a handle part having one end connected to the trunk part, and an accommodation part provided at an other end of the handle part is used, and a FET serving as a switching element that supplies power to the motor is accommodated in the accommodation part from which a power supply cord is pulled out. It is possible to reduce the length of the trunk part in the front-rear direction compared to a case where the FET is disposed in the front-rear direction of the motor.
Claims7
An electric tool comprising:
- a motor;
- an output part driven by the motor and to which a tip tool is to be connected, the output part being provided at a front side of the motor;
- a housing having a trunk part accommodating therein the motor, a handle part extending downwardly from the trunk part and having one end connected to the trunk part and an accommodation part provided at an other end of the handle part, and
- a power supply cord pulled out from the accommodation part,
- wherein a switching element that supplies power to the motor is accommodated in the accommodation part,
- wherein a ventilating window part serving as an intake hole is provided at a portion of the accommodation part, and
- wherein the ventilating window part is provided at a front side of the accommodation part that protrudes more forwards than the other end of the handle part.
Dependencies are inferred from the claim text.