Patents Assigned to Millars Wellpoint International Ltd.
  • Liquid level control valve
    Patent number: 4164955
    Abstract: A liquid level control valve, more particularly for use with air separation means and having a suction chamber communicating with a source of vacuum, is disclosed. A port in the wall of the suction chamber is opened and closed by a float-controlled valve which has the center of a flexible diaphragm fixely connected thereto and the periphery of the diaphragm sealingly engaged around the periphery of an aperture in the suction chamber, the arrangement providing a balanced action.
    Type: Grant
    Filed: October 18, 1977
    Date of Patent: August 21, 1979
    Assignee: Millars Wellpoint International Ltd.
    Inventor: Ronald N. Allen