Patents by Inventor Daniel H. Zervos

Daniel H. Zervos 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).

  • On-off thermostat based modulating air flow controller
    Patent number: 4556169
    Abstract: A system for providing modulated air flow control in response to an on-off thermostat having an on-off thermostat, a self-returning, slow moving motor connected to the thermostat for moving in a first direction when the thermostat is on and moving in a second direction when the thermostat is off, a damper motor adapted to drive a damper, and a controller driven by the self-returning, slow moving motor and connected to the damper motor for modulating air flow in response to the on-off thermostat.
    Type: Grant
    Filed: June 7, 1984
    Date of Patent: December 3, 1985
    Assignee: Honeywell Inc.
    Inventor: Daniel H. Zervos