Patents by Inventor Francis H. Eckart

Francis H. Eckart 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).

  • Patent number: 4357025
    Abstract: A rotary regenerator disc matrix has a face seal with a cross arm and arcuate rim segments joined by prestress clamps to prestrain the arcuate rim seals so as to compensate seal rim twisting or coning and resultant disc face seal leakage as produced by operating thermal gradients across the seal.
    Type: Grant
    Filed: June 9, 1980
    Date of Patent: November 2, 1982
    Assignee: General Motors Corporation
    Inventor: Francis H. Eckart