WORKING MACHINE

Abstract: a driving device includes an electric motor, a striking unit configured to strike a fastener by moving to a lower side in an up-down direction, a biasing unit configured to bias the striking unit to the lower side in the up-down direction, and a rotating unit configured to move the striking unit to an upper side in the up-down direction and including first to third gears. the rotating unit includes a wheel and a plurality of engaging portions provided so as to be engageable with the striking unit, and the plurality of engaging portions include a second pin and a third pin that are engaged with the striking unit when the striking unit is moved to the upper side in the up-down direction and a stopper pin that is not engaged with the striking unit when the striking unit is moved to the upper side in the up-down direction.

Inventor(s): Kazuhiro OOTSUKA

CPC Classification: B25C1/06 (HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS (for shoemaking ))

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