Patents by Inventor Eric Robert Dobbs

Eric Robert Dobbs 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).

  • Valve seat apparatus for use with fluid valves
    Patent number: 9732873
    Abstract: A valve seat apparatus for use with fluid valves is described. An example disclosed valve seat apparatus includes a seat ring having an outer surface that includes a first annular recess at a first end of the seat ring, where the first annular recess is to receive a portion of a cage, a second annular recess proximate a second end of the seat ring opposite the first end, and where the second annular recess defines a groove in the outer surface of the seat ring, and a third annular recess adjacent the second annular recess. The example disclosed valve seat apparatus also includes a first seal assembly disposed in the third annular recess and a retainer disposed in the second annular recess to retain the seal assembly in the third annular recess.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: August 15, 2017
    Assignee: Fisher Controls International LLC
    Inventors: Eric Robert Dobbs, Theodore Paul Geelhart, Timothy Arthur McMahon, Paul Taylor Alman, Yan Qiu
  • VALVE SEAT APPARATUS FOR USE WITH FLUID VALVES
    Publication number: 20160178080
    Abstract: A valve seat apparatus for use with fluid valves is described. An example disclosed valve seat apparatus includes a seat ring having an outer surface that includes a first annular recess at a first end of the seat ring, where the first annular recess is to receive a portion of a cage, a second annular recess proximate a second end of the seat ring opposite the first end, and where the second annular recess defines a groove in the outer surface of the seat ring, and a third annular recess adjacent the second annular recess. The example disclosed valve seat apparatus also includes a first seal assembly disposed in the third annular recess and a retainer disposed in the second annular recess to retain the seal assembly in the third annular recess.
    Type: Application
    Filed: February 25, 2016
    Publication date: June 23, 2016
    Inventors: Eric Robert Dobbs, Theodore Paul Geelhart, Timothy Arthur McMahon, Paul Taylor Alman, Yan Qiu
  • Valve seat apparatus for use with fluid valves
    Patent number: 9303773
    Abstract: A valve seat apparatus for use with fluid valves is described. An example valve seat apparatus includes a seat ring having an outer surface that includes a first annular recess and a second annular recess adjacent the first annular recess to form a stepped profile. A seal assembly is disposed within the first groove and a retainer is disposed in the second annular recess to retain the seal assembly in the first annular recess of the seat ring.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: April 5, 2016
    Assignee: FISHER CONTROLS INTERNATIONAL, LLC
    Inventors: Eric Robert Dobbs, Theodore Paul Geelhart, Timothy Arthur McMahon, Paul Taylor Alman, Yan Qiu
  • VALVE SEAT APPARATUS FOR USE WITH FLUID VALVES
    Publication number: 20120319027
    Abstract: A valve seat apparatus for use with fluid valves is described. An example valve seat apparatus includes a seat ring having an outer surface that includes a first annular recess and a second annular recess adjacent the first annular recess to form a stepped profile. A seal assembly is disposed within the first groove and a retainer is disposed in the second annular recess to retain the seal assembly in the first annular recess of the seat ring.
    Type: Application
    Filed: August 30, 2012
    Publication date: December 20, 2012
    Inventors: Eric Robert Dobbs, Theodore Paul Geelhart, Timothy Arthur McMahon, Paul Taylor Alman, Yan Qiu