Patents by Inventor Robert Bruce Rummer

Robert Bruce Rummer 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).

  • Ergonomically profiled hand grip for a hand-held tool having a pivotable pommel
    Patent number: 5709596
    Abstract: An ergonomically profiled hand grip for a hand-held tool. The hand grip has a contoured top surface and a pommel attached thereto. The centerline of the pommel is offset from the axis of the contoured top surface at an angle of approximately 45.degree.. The pommel is contoured to comfortably fit between the thumb and index finger of the user while the fingers extend over the top surface. Preferably, the pommel is rotatably attached to the top surface making the hand grip equally accessible and comfortable to right and left hand users and for users with large or small hands.
    Type: Grant
    Filed: January 22, 1996
    Date of Patent: January 20, 1998
    Assignee: Ryobi North America
    Inventors: David Charles Alexander, Robert Bruce Rummer