Patents by Inventor Paul Towsend Scherer

Paul Towsend Scherer 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).

  • Replaceable bit screwdriver assembly
    Patent number: 5918512
    Abstract: An improved screwdriver in which a replacement bit is removably secured to a mandrel by the bit being axially slidable in an axial socket in the end of the mandrel. The bit is movable from a position coaxially aligned with the socket to a position out of alignment therefrom, to assist in the engagement and driving of misaligned screws. A resilient split-ring which serves to retain the bit in the socket is carried by and replaceable with the bit. With each new bit a new split-ring is also provided.
    Type: Grant
    Filed: June 25, 1996
    Date of Patent: July 6, 1999
    Assignee: G. Lyle Habermehl
    Inventors: G. Lyle Habermehl, Paul Towsend Scherer