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Powering a Cordless Drill from AC Line Power

  • US 20110121782A1
  • Filed: 11/23/2009
  • Published: 05/26/2011
  • Est. Priority Date: 11/23/2009
  • Status: Abandoned Application
First Claim
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1. A means of enabling a drill unit to be powered either by a battery pack or by ac line power wherein a first ac-to-dc adaptor is placed in essentially the same type of housing as said battery pack;

  • said ac power being supplied to said first adaptor by a power cord, and said first adaptor containing electronics converting said ac line power to dc power sufficient to drive said drill unit and having electrical contacts to connect said dc power to said drill unit.

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