Patents by Inventor Edward F. Wright, Jr.

Edward F. Wright, Jr. 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).

  • Expansion valve control
    Patent number: 5329462
    Abstract: A control for the expansion valve of an air conditioning system interrupts a decision to deactivate one or more stages of compression and proceeds to calculate a new expansion valve position based upon the amount of capacity to be lost by the deactivated stages of compression. The expansion valve is commanded to the calculated position before the compressors are deactivated.
    Type: Grant
    Filed: December 24, 1992
    Date of Patent: July 12, 1994
    Assignee: Carrier Corporation
    Inventors: Arthur F. Friday, Richard E. Ginn, Edward F. Wright, Jr.
  • Static pressure control in variable air volume delivery system
    Patent number: 4836095
    Abstract: A method and apparatus for supplying variable amounts of air to an air volume delivery system (130) including supply ductwork (210) to air terminals (220), with a multi-speed motor (180) subject to direction by controller (200) to produce variable time rates of air volume passing into said ductwork (210) in response to static pressure (as measured by detector (310) exceeding predetermined limits.
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: June 6, 1989
    Assignee: Carrier Corporation
    Inventor: Edward F. Wright, Jr.