Patents by Inventor Guy A. Jang

Guy A. Jang 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).

  • Fluid pressure actuated flow control valve
    Patent number: 5419361
    Abstract: A valve of the type in which a movable valve member is spring loaded to a normally closed position and operated to an open position by a fluid pressure responsive actuator and wherein the valve closing spring and pressure responsive actuator are enclosed in a removable actuator casing. A spring compressing mechanism is provided which is adjustable to a first condition in which a valve closing spring and pressure responsive actuator are allowed to operate the valve member in the normal fashion and to a second condition in which the spring is compressed sufficient to relieve closing pressure on the valve member and enable safe disassembly of the actuator casing and spring.
    Type: Grant
    Filed: February 17, 1993
    Date of Patent: May 30, 1995
    Assignee: AquaMatic, Inc
    Inventors: Norman E. Caudle, Guy A. Jang, Ronald A. Johnsen
  • Fluid pressure actuated flow control valve
    Patent number: 5392807
    Abstract: A valve of the type in which a movable valve member is spring loaded to a normally closed position and operated to an open position by a fluid pressure responsive actuator and wherein the valve closing spring and pressure responsive actuator are enclosed in a removable actuator casing. A spring compressing mechanism is provided which is adjustable to a first condition in which a valve closing spring and pressure responsive actuator are allowed to operate the valve member in the normal fashion and to a second condition in which the spring is compressed sufficient to relieve closing pressure on the valve member and enable safe disassembly of the actuator casing and spring.
    Type: Grant
    Filed: January 24, 1994
    Date of Patent: February 28, 1995
    Assignee: AquaMatic, Inc.
    Inventors: Norman E. Caudle, Guy A. Jang, Ronald A. Johnsen