Patents by Inventor John Benjamin Knight

John Benjamin Knight 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).

  • Utility cutting tool having toggle link mechanism field of the invention
    Patent number: 6752054
    Abstract: A utility tool utilizing a toggle link mechanism and a method for using the utility tool for providing a substantial mechanical advantage for a user throughout an entire work operation such as cutting sheet material. The tool comprises an upper handle, a jaw pivotally attached to the upper handle and a jaw link rigidly attached to the jaw. The tool further comprises a means for inputting force connected with the upper handle and a handle link rigidly attached to the handle. The tool also comprises a toggle action force transfer mechanism defined by an intermediary link extending between the jaw link and handle link, wherein force inputted to the means moves the intermediary link away from the upper handle.
    Type: Grant
    Filed: December 28, 2000
    Date of Patent: June 22, 2004
    Assignee: Irwin Industrial Tool Company
    Inventor: John Benjamin Knight
  • Utility cutting tool having toggle link mechanism
    Publication number: 20020083809
    Abstract: A utility tool utilizing a toggle link mechanism and a method for using the utility tool for providing a substantial mechanical advantage for a user throughout an entire work operation such as cutting sheet material. The tool comprises an upper handle, a jaw pivotally attached to the upper handle and a jaw link rigidly attached to the jaw. The tool further comprises a means for inputting force connected with the upper handle and a handle link rigidly attached to the handle. The tool also comprises a toggle action force transfer mechanism defined by an intermediary link extending between the jaw link and handle link, wherein force inputted to the means moves the intermediary link away from the upper handle.
    Type: Application
    Filed: December 28, 2000
    Publication date: July 4, 2002
    Applicant: American Tool Companies, Inc
    Inventor: John Benjamin Knight