Patents by Inventor William A. Maecker

William A. Maecker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Leverage accessory for power drills
    Patent number: 6494650
    Abstract: A leverage accessory for hand-held power drills comprises a lever (10) having a handle (14) at one end and a sharp pointed tip (12) at the other end for plunging (10W) into sheathing (16) attached to the stud or joist (24) being drilled. An instantly repositionable, non-slip contact section (38) connects the lever (10) to the drill body (20) to apply force to the central axis of the drill bit (22). The device can be adapted to existing drill motors (20), and may be made integral to drill motor/lever units (68).
    Type: Grant
    Filed: February 2, 2001
    Date of Patent: December 17, 2002
    Inventor: William A. Maecker
  • Leverage accessory for power drills
    Publication number: 20010038776
    Abstract: A leverage accessory for hand-held power drills comprises a lever (10) having a handle (14) at one end and a sharp pointed tip (12) at the other end for plunging (10W) into sheathing (16) attached to the stud or joist (24) being drilled. An instantly repositionable, non-slip contact section (38) connects the lever (10) to the drill body (20) to apply force to the central axis of the drill bit (22). The device can be adapted to existing drill motors (20), and may be made integral to drill motor/lever units (68).
    Type: Application
    Filed: February 2, 2001
    Publication date: November 8, 2001
    Inventor: William A. Maecker