Patents by Inventor Rob J. Sagasser

Rob J. Sagasser 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).

  • Insert for heat exchanger tube
    Patent number: 7255159
    Abstract: An insert adapted to connect to opposite walls in a heat exchanger tube, including a corrugated sheet having alternating wave crests and wave troughs connected by wave flanks having openings therein, wherein at least some of the wave crests have a length different than the length of the wave troughs, and/or adjacent sections have different wavelength waves. Such inserts may be produced by transporting material sheets through a press, where the sheet feed rate and/or the press stroke speed may be selectively varied.
    Type: Grant
    Filed: February 4, 2004
    Date of Patent: August 14, 2007
    Assignee: Modine Manufacturing Company
    Inventors: Rob J. Sagasser, Jens Blütling, Rainer Käsinger
  • Insert for heat exchanger tube
    Publication number: 20040177668
    Abstract: An insert adapted to connect to opposite walls in a heat exchanger tube, including a corrugated sheet having alternating wave crests and wave troughs connected by wave flanks having openings therein, wherein at least some of the wave crests have a length different than the length of the wave troughs, and/or adjacent sections have different wavelength waves. Such inserts may be produced by transporting material sheets through a press, where the sheet feed rate and/or the press stroke speed may be selectively varied.
    Type: Application
    Filed: February 4, 2004
    Publication date: September 16, 2004
    Inventors: Rob J. Sagasser, Jens Blutling, Rainer Kasinger