Patents by Inventor Edward Kreitinger

Edward Kreitinger 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).

  • FILTER ELEMENT HAVING SEALING MEMBERS AND METHODS
    Publication number: 20060089289
    Abstract: A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein.
    Type: Application
    Filed: February 1, 2006
    Publication date: April 27, 2006
    Applicant: Donaldson Company, Inc.
    Inventors: Jian Xu, John Kuhn, Edward Kreitinger, Wayne Bishop, Steven Gieseke
  • Filter element having sealing members and methods
    Publication number: 20050022669
    Abstract: A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein.
    Type: Application
    Filed: August 24, 2004
    Publication date: February 3, 2005
    Applicant: Donaldson Company, Inc.
    Inventors: Jian Xu, John Kuhn, Edward Kreitinger, Wayne Bishop, Steven Gieseke