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Pulsed rotation screw removal and insertion device

  • US 20050205274A1
  • Filed: 03/16/2004
  • Published: 09/22/2005
  • Est. Priority Date: 03/16/2004
  • Status: Active Grant
First Claim
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1. ) A drill/driver including a rotatable output shaft arranged to mount a screwdriver and screwdriver bit and a motor for rotatably driving said rotatable output shaft, providing a means for automatically periodically momentarily stopping rotation of said rotatable output shaft, followed by momentary reversing the rotation of the output shaft, followed by momentarily stopping rotation of said rotatable output shaft followed by a return to forward rotation.

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