Patents by Inventor Larry Reinhard

Larry Reinhard 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).

  • Easy drive concrete fastener system
    Patent number: 5867958
    Abstract: A depth-insensitive concrete fastener system is provided for securing roofing insulation materials to concrete roofing or decking. The concrete roofing or decking substructure is provided with a pre-drilled hole or bore having a predetermined diametrical extent. An anchor bolt fastener comprises a head portion, a pointed tip portion, and a shank portion interconnecting the head and tip portions. The shank portion has a first relatively smooth shank portion disposed adjacent to the head portion and extending toward the tip portion, and a second ribbed portion disposed adjacent to the tip portion and having an axial extent which is only a fractional portion of the entire axial extent of the fastener.
    Type: Grant
    Filed: July 25, 1997
    Date of Patent: February 9, 1999
    Assignee: Illinois Tool Works Inc.
    Inventors: Michael P. Ditka, Larry Reinhard
  • Easy drive concrete fastener system
    Patent number: 5661938
    Abstract: A depth-insensitive concrete fastener system is provided for securing roofing insulation materials to concrete roofing or decking. The concrete roofing or decking substructure is provided with a pre-drilled hole or bore having a predetermined diametrical extent. An anchor bolt fastener comprises a head portion, a pointed tip portion, and a shank portion interconnecting the head and tip portions. The shank portion has a first relatively smooth shank portion disposed adjacent to the head portion and extending toward the tip portion, and a second ribbed portion disposed adjacent to the tip portion and having an axial extent which is only a fractional portion of the entire axial extent of the fastener.
    Type: Grant
    Filed: February 2, 1996
    Date of Patent: September 2, 1997
    Assignee: Illinois Tool Works Inc.
    Inventors: Michael P. Ditka, Larry Reinhard