| 摘要 |
The invention relates to a driving tool comprising a tank for storing a fuel, a combustion chamber connected to the tank, a movable piston for driving a driving ram, and a ventilator that acts on the combustion chamber and rotates around an axis, with several blades extending radially to the axis, wherein at least one of the blades has a section of at least one third of a radial length of the blade, whose width projected in the axial direction does not increase radially toward the outside, and/or at least one of the blades has a section of at least one third of a radial length of the blade, whose angle of inclination (A, B) around a blade axis increases from the outside toward the inside.
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