Patents by Inventor Donley D. Freshwater

Donley D. Freshwater 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).

  • Rotor assembly for horizontal impact crusher
    Patent number: 5833153
    Abstract: An improved rotor assembly for a horizontal impact crusher has segmented blow bars in a continuous wedge structure which overlaps the blow bar segment joints to structurally tie the blow bar segments together. Backer face plates are also provided to accommodate blow bars of different thicknesses within the same wedge slot.
    Type: Grant
    Filed: March 6, 1996
    Date of Patent: November 10, 1998
    Assignee: W. S. Tyler, Incorporated
    Inventors: Stephen B. Ackers, deceased, Donley D. Freshwater
  • Horizontal impact crusher having hydraulic cover latch
    Patent number: 5775609
    Abstract: A horizontal impact crusher having a frame cover for accessing the machine's crushing chamber is provided with hydraulic cover latches for opening and closing the frame cover.
    Type: Grant
    Filed: March 13, 1996
    Date of Patent: July 7, 1998
    Assignee: W. S. Tyler, Incorporated
    Inventors: Stephen B. Ackers, deceased, Jennifer Ackers, executor, Donley D. Freshwater