Patents by Inventor Eric Anderberg

Eric Anderberg 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).

  • Hardness tester
    Patent number: 6691564
    Abstract: A hardness tester generally comprises a tester assembly is supported on a frame assembly. The tester assembly has a tester housing that supports a motor drivingly connected to a load cell and an indentor. The frame assembly includes a vertically oriented plate having a general C-shape defined by upper and lower arms connected by a main body. The plate is fabricated from a unitary sheet of metal to provide rigidity in the vertical direction. The tester assembly is selectively attachable to the frame assembly, and may be remotely employed as a stand-alone unit. A unique ball screw assembly is also provided for applying the testing load.
    Type: Grant
    Filed: April 23, 2002
    Date of Patent: February 17, 2004
    Assignee: Rams Rockford Products, Inc.
    Inventor: Eric Anderberg
  • Hardness tester
    Publication number: 20030196480
    Abstract: A hardness tester generally comprises a tester assembly is supported on a frame assembly. The tester assembly has a tester housing that supports a motor drivingly connected to a load cell and an indentor. The frame assembly includes a vertically oriented plate having a general C-shape defined by upper and lower arms connected by a main body. The plate is fabricated from a unitary sheet of metal to provide rigidity in the vertical direction. The tester assembly is selectively attachable to the frame assembly, and may be remotely employed as a stand-alone unit. A unique ball screw assembly is also provided for applying the testing load.
    Type: Application
    Filed: April 23, 2002
    Publication date: October 23, 2003
    Applicant: Rams Rockford Products, Inc.
    Inventor: Eric Anderberg