Patents Represented by Attorney John H. Widdowsen

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  • Rotary mixing damper method and means
    Patent number: 4495113
    Abstract: An improved air stabilization system and method used in a building ventilation system. The improvement comprises positioning rotatably a single mixing damper blade within a damper blade housing such as to regulate the air flow through air openings within the housing.
    Type: Grant
    Filed: May 24, 1982
    Date of Patent: January 22, 1985
    Assignee: Kice Metal Products Co., Inc.
    Inventor: John E. Kice