Patents by Inventor Stephen Diana

Stephen Diana 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).

  • Hydraulic ram bolt tensioning device
    Patent number: 10046426
    Abstract: A bolt tensioning assembly includes a bolt having a through-hole extending longitudinally through the bolt. A ram is inserted into the through-hole. A top cap is configured to be attached to a first end portion of the bolt. A load distributing member is configured to engage the ram at a location adjacent a second end portion of the bolt to distribute a force exerted thereon by the ram, and an actuator is connected to the top cap to exert a force on the ram to cause the ram to engage the load distributing member such that the bolt is placed under tensile stress.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: August 14, 2018
    Assignee: General Electric Company
    Inventors: Kristopher John Frutschy, Kevin Joseph Barb, Stephen Diana, Edward Leo Kudlacik
  • HYDRAULIC RAM BOLT TENSIONING DEVICE
    Publication number: 20170190006
    Abstract: A bolt tensioning assembly includes a bolt having a through-hole extending longitudinally through the bolt. A ram is inserted into the through-hole. A top cap is configured to be attached to a first end portion of the bolt. A load distributing member is configured to engage the ram at a location adjacent a second end portion of the bolt to distribute a force exerted thereon by the ram, and an actuator is connected to the top cap to exert a force on the ram to cause the ram to engage the load distributing member such that the bolt is placed under tensile stress.
    Type: Application
    Filed: January 6, 2016
    Publication date: July 6, 2017
    Inventors: Kristopher John FRUTSCHY, Kevin Joseph Barb, Stephen Diana, Edward Leo KUDLACIK