Patents by Inventor Andrew P. Leonczyk

Andrew P. Leonczyk 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).

  • Fastener driving device
    Patent number: 8505798
    Abstract: A fastener driving device includes a fastener driver, a magazine for carrying a supply of fasteners to the fastener driver, a spring that moves the fastener driver through a drive stroke, and a motor configured to move the fastener driver through a return stroke. The motor is operable upon completion of the drive stroke, to move the fastener driver partially through the return stroke a predetermined amount to partially pre-compress the spring. The motor is further operable to fully compress the spring after receiving a signal for the drive stroke.
    Type: Grant
    Filed: February 23, 2009
    Date of Patent: August 13, 2013
    Assignee: Stanley Fastening Systems, L.P.
    Inventors: David Simonelli, Charles W. Hewitt, Keven E. Miller, Lok C. Lam, Tim Kimball, Andrew P. Leonczyk
  • FASTENER DRIVING DEVICE
    Publication number: 20090236387
    Abstract: A fastener driving device includes a fastener driver, a magazine for carrying a supply of fasteners to the fastener driver, a spring that moves the fastener driver through a drive stroke, and a motor configured to move the fastener driver through a return stroke. The motor is operable upon completion of the drive stroke, to move the fastener driver partially through the return stroke a predetermined amount to partially pre-compress the spring. The motor is further operable to fully compress the spring after receiving a signal for the drive stroke.
    Type: Application
    Filed: February 23, 2009
    Publication date: September 24, 2009
    Applicant: Stanley Fastening Systems, L.P.
    Inventors: David Simonelli, Charles W. Hewitt, Keven E. Miller, Lok C. Lam, Tim Kimball, Andrew P. Leonczyk