Patents by Inventor L. Bruce Alexander

L. Bruce Alexander 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).

  • Fruit juice and pulp extractor
    Patent number: 5269218
    Abstract: A rotary fruit and juice extractor has pairs of holding cups pivotally mounted to a rotating frame. A rotatable reamer is associated with each cup. Cams pivot the cups from a fruit loading position, to a fruit slicing position and then to a reaming position as the frame rotates. Reamer cams drive the reamers into and out of the fruit halves held within the cups as the frame rotates.
    Type: Grant
    Filed: November 13, 1992
    Date of Patent: December 14, 1993
    Assignee: Brown International Corp.
    Inventors: L. Bruce Alexander, Ronald C. Bushman, William E. Harris, Jr.
  • Fruit juice and pulp extractor
    Patent number: 5188021
    Abstract: A rotary fruit and juice extractor has pairs of holding cups pivotally mounted to a rotating frame. A rotatable reamer is associated with each cup. Cams pivot the cups from a fruit loading position, to a fruit slicing position and then to a reaming position as the frame rotates. Reamer cams drive the reamers into and out of the fruit halves held within the cups as the frame rotates.
    Type: Grant
    Filed: May 15, 1991
    Date of Patent: February 23, 1993
    Assignee: Brown International Corporation
    Inventors: Ronald C. Bushman, L. Bruce Alexander, William E. Harris, Jr.
  • Method and apparatus for finishing juices from fruits and vegetables and the like
    Patent number: 4518621
    Abstract: A method and apparatus are disclosed for extracting finished juice from an initial juice including substantial solids or for extracting fluid, preferably finished to a high degree, from any slurry including substantial solids, wherein the slurry is introduced into one end of a cylindrical screen, the cylindrical screen being driven in rotation for centrifugally urging the slurry against the screen and causing fluid from the slurry to pass through the screen.
    Type: Grant
    Filed: June 2, 1983
    Date of Patent: May 21, 1985
    Assignee: Brown International Corporation
    Inventor: L. Bruce Alexander