Patents by Inventor David M Gartner

David M Gartner 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).

  • Sump draining apparatus having easily replaceable sensor and mount therefor
    Patent number: 7500835
    Abstract: A sump draining apparatus having a pressure transducer engaged in a receptacle that is in turn engaged in an open-ended collar of a housing. The receptacle and thus the pressure transducer is slideable in the axial direction into and out of the open-ended collar. The housing is generally cylindrical and contains a pump and motor, each of which has a generally cylindrical shape and is axially stacked in the housing. A cord having a vent and electrical leads for the pressure transducer is releasably engaged via a cord restraint at one end portion of the housing and the pressure transducer is releasably engaged in the receptacle in the open-ended collar at the other end of the housing. The receptacle and sensor may be removed, serviced, and/or replaced without the housing being opened and without the pump and motor being removed.
    Type: Grant
    Filed: May 2, 2004
    Date of Patent: March 10, 2009
    Assignee: EPG Companies, Inc.
    Inventors: John S Hasslen, III, David M Gartner, Ronald C Case, Carl A Swanson, Jr., Amber L Overgard
  • Sump draining apparatus having easily replaceable sensor and mount therefor
    Publication number: 20040234375
    Abstract: A sump draining apparatus having a pressure transducer engaged in a receptacle that is in turn engaged in an open-ended collar of a housing. The receptacle and thus the pressure transducer is slideable in the axial direction into and out of the open-ended collar. The housing is generally cylindrical and contains a pump and motor, each of which has a generally cylindrical shape and is axially stacked in the housing. A cord having a vent and electrical leads for the pressure transducer is releasably engaged via a cord restraint at one end portion of the housing and the pressure transducer is releasably engaged in the receptacle in the open-ended collar at the other end of the housing. The receptacle and sensor may be removed, serviced, and/or replaced without the housing being opened and without the pump and motor being removed.
    Type: Application
    Filed: May 2, 2004
    Publication date: November 25, 2004
    Applicant: John S. Hasslen III
    Inventors: John S. Hasslen, David M. Gartner, Ronald C. Case, Carl A. Swanson, Amber L. Overgard