Patents Examined by Alison Hindenland
  • Flow plug with length-to-hole size uniformity for use in flow conditioning and flow metering
    Patent number: 8132961
    Abstract: A flow plug of varying thickness has a plurality of holes formed therethrough. The plug fits in a conduit such that a fluid flow in the conduit passes through the plug's holes. Each hole is defined by a parameter indicative of size in terms of the cross-sectional area thereof. A ratio of hole length-to-parameter is approximately the same for all of the holes.
    Type: Grant
    Filed: March 4, 2009
    Date of Patent: March 13, 2012
    Assignee: The United States of America as represented by the United States National Aeronautics and Space Administration
    Inventors: John Dwight England, Anthony R. Kelley