Patents by Inventor Neil W. Rolph

Neil W. Rolph 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).

  • Integrated dual chamber burner with remote communicating flame strip
    Patent number: 9097436
    Abstract: A dual chamber burner assembly provides a header, a first burner chamber adjacent the header, and a second burner chamber on an opposite side of the first burner chamber from the header. The second burner chamber is provided with a flame sensor portion extending back through the first burner chamber toward the header so that first and second flame sensors may be utilized to detect flame in the first and second chambers, respectively.
    Type: Grant
    Filed: December 27, 2010
    Date of Patent: August 4, 2015
    Assignee: Lochinvar, LLC
    Inventors: Jim C. Smelcer, Brian J. Iske, Neil W. Rolph, Mohamed M. Doura
  • Fire tube heater
    Patent number: 8844472
    Abstract: A fire tube heater apparatus includes a shell, with a tube bundle received in the shell and a burner section communicated with the tube bundle. The tubes in the tube bundle have circular inlet and outlet end portions with a flattened, serpentine intermediate portion. The intermediate portion has a width greater than the inlet outside diameter and a tube thickness transverse to the width less than the inlet outside diameter.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: September 30, 2014
    Assignee: Lochinvar, LLC
    Inventors: Jim C. Smelcer, Brian J. Iske, Neil W. Rolph
  • Method and apparatus for mounting a boiler on a wall or floor
    Publication number: 20040112305
    Abstract: A method and apparatus for mounting a boiler to either a wall or floor is provided. The boiler is also adaptable to a pipe up or down configuration. An improved apparatus and method of draining condensate is also provided.
    Type: Application
    Filed: December 12, 2002
    Publication date: June 17, 2004
    Inventors: Edward W. Johann, Neil W. Rolph, Shuqing Cui, James Baich
  • Boiler
    Patent number: D486897
    Type: Grant
    Filed: November 27, 2002
    Date of Patent: February 17, 2004
    Assignee: United Dominion Industries, Inc.
    Inventors: Neil W. Rolph, Shuqing Cui, Edward W. Johann, Scott Ryan
  • Cover for a boiler cabinet
    Patent number: D715905
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: October 21, 2014
    Assignee: Lochinvar, LLC
    Inventors: Elan R. Christen, Moshin H. Ibrahim, Brian J. Iske, Neil W. Rolph, Robert W. Wiseman, Howard S. Ryan, Douglas M. Russell, Kurt R. Werner
  • Boiler cabinet and cover
    Patent number: D715906
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: October 21, 2014
    Assignee: Lochinvar, LLC
    Inventors: Elan R. Christen, Moshin H. Ibrahim, Brian J. Iske, Neil W. Rolph, Robert W. Wiseman, Howard S. Ryan, Douglas M. Russell, Kurt R. Werner