Patents by Inventor Garman Oscar Kimmell

Garman Oscar Kimmell 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).

  • Liquid level controller and pilot switch
    Patent number: 7392822
    Abstract: A liquid level controller including a pilot valve switchable between snap and throttle modes. A displacer translates changing liquid level in a tank into movement that is transferred to the pilot valve which will provide output gas to a control valve to allow or to prevent the discharge of fluid from the tank. The pilot valve has a throttle supply inlet and a snap supply inlet and a single output passage. When the pilot valve is in the throttle mode, the snap supply inlet is a vent passage and when the pilot valve is in the snap mode, the throttle supply gas inlet is a vent passage.
    Type: Grant
    Filed: April 24, 2006
    Date of Patent: July 1, 2008
    Assignee: Kimray, Inc.
    Inventor: Garman Oscar Kimmell