Patents Assigned to Belimo Air Control (USA) Inc.
  • Ball valve with modified characteristics
    Patent number: 6039304
    Abstract: A valve according to the invention having a disk with a shaped opening and one side interfacing with and conforming to the shape of the exterior of the ball or plug. The disk fits inside the port at the seat area, and is secured by a ring. The ring can be threaded into the connection for the fluid pipe line. Alternatively, the connection can have a groove for an internal retaining ring. The disk is positioned so it interacts with the hole in the ball, in such a way that the desired flow characteristics are accomplished.
    Type: Grant
    Filed: May 26, 1998
    Date of Patent: March 21, 2000
    Assignee: Belimo Air Control (USA) Inc.
    Inventors: Bengt A. Carlson, Werner A. Buck
  • Ball valve with modified characteristics
    Patent number: RE39658
    Abstract: A valve according to the invention having a disk with a shaped opening and one side interfacing with and conforming to the shape of the exterior of the ball or plug. The disk fits inside the port at the seat area, and is secured by a ring. The ring can be threaded into the connection for the fluid pipe line. Alternatively, the connection can have a groove for an internal retaining ring. The disk is positioned so it interacts with the hole in the ball, in such a way that the desired flow characteristics are accomplished.
    Type: Grant
    Filed: August 17, 2000
    Date of Patent: May 29, 2007
    Assignee: Belimo Air Control (USA) Inc.
    Inventors: Bengt A. Carlson, Werner A. Buck