Patents by Inventor Stanley C. Allen

Stanley C. Allen 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).

  • Flow control hemispherical wedge valve
    Patent number: 9097351
    Abstract: A hemi-wedge control valve is disclosed that includes an opening in the hemi-wedge valve member. The opening is provided with a notch in its leading edge to allow for controlled flow as the valve is initially opened.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: August 4, 2015
    Assignee: Proserv Operations Inc.
    Inventor: Stanley C. Allen
  • In-line repairable metal seated floating ball valve
    Patent number: 8887755
    Abstract: A metal seated floating ball valve for in-line repair has a valve body, a ball mounted in the valve body, a stem connected to the ball, and a bonnet connected to the valve body. The floating ball valve further has a first seat and a second seat adjacent the ball mounted in the valve body, an energizing ring mounted in the valve body proximate the first seat and in series with the first seat and the second seat, and a valve seat bias mounted in the valve body proximate the energizing ring and in series with the energizing ring. The energizing ring may have a slot near the upper end and a wedge surface along the lower end.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: November 18, 2014
    Assignee: Bray International, Inc.
    Inventors: Vinh Van Nguyen, Stanley C. Allen
  • IN-LINE REPAIRABLE METAL SEATED FLOATING BALL VALVE
    Publication number: 20120313026
    Abstract: A metal seated floating ball valve for in-line repair has a valve body, a ball mounted in the valve body, a stem connected to the ball, and a bonnet connected to the valve body. The floating ball valve further has a first seat and a second seat adjacent the ball mounted in the valve body, an energizing ring mounted in the valve body proximate the first seat and in series with the first seat and the second seat, and a valve seat bias mounted in the valve body proximate the energizing ring and in series with the energizing ring. The energizing ring may have a slot near the upper end and a wedge surface along the lower end.
    Type: Application
    Filed: June 8, 2012
    Publication date: December 13, 2012
    Inventors: Vinh Van Nguyen, Stanley C. Allen
  • Hemispherical Wedge Valve with Laminar Flow
    Publication number: 20110073792
    Abstract: A valve having a hemispherical wedge closure member and including structure for maintaining laminar fluid flow through the valve body. The laminar fluid flow structure may include a solid core member with a plurality of discrete bores therethrough or a plurality of baffles extending longitudinal through a hollow core member. The laminar flow reduces noise, structural failure, erosion, cavitation, and premature wearing of valve seals and seats.
    Type: Application
    Filed: September 24, 2010
    Publication date: March 31, 2011
    Applicant: GILMORE VALVE COMPANY
    Inventor: Stanley C. Allen
  • Flow Control Hemispherical Wedge Valve
    Publication number: 20110073793
    Abstract: A hemi-wedge control valve is disclosed that includes an opening in the hemi-wedge valve member. The opening is provided with a notch in its leading edge to allow for controlled flow as the valve is initially opened.
    Type: Application
    Filed: September 24, 2010
    Publication date: March 31, 2011
    Applicant: GILMORE VALVE COMPANY
    Inventor: Stanley C. Allen