Patents by Inventor John L. Weingart

John L. Weingart 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).

  • Publication number: 20120100780
    Abstract: An abrasive saw having an associated cutting wheel is used for cutting objects. The saw includes a base, a cutting assembly operably mounted to the base and a controller. The cutting assembly includes a pivot shaft, a drive shaft operably mounted to the pivot shaft, a drive, and a drive wheel. A flexible drive element operably connects the drive shaft and a drive wheel. The distance between the drive wheel axis of rotation and the drive shaft axis of rotation is variable to increase or decrease a tension in the flexible drive element. A feed table is operably mounted to the base and is movable forward and rearward in a direction of rotation of the associated cutting wheel. The cutting wheel is lockable in the cutting position and the feed table, with the object secured thereto, is moved, by the controller toward the associated cutting wheel to cut the object.
    Type: Application
    Filed: April 1, 2010
    Publication date: April 26, 2012
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventors: John L. Weingart, Lawrence L. Freson, Michael F. Hart, Arnold Buchanan
  • Patent number: D604344
    Type: Grant
    Filed: May 1, 2009
    Date of Patent: November 17, 2009
    Assignee: Illinois Tool Works Inc.
    Inventors: John L. Weingart, Lawrence L. Freson