Patents by Inventor Gerald F. MacNeill

Gerald F. MacNeill 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).

  • High temperature resistant material
    Patent number: 5385873
    Abstract: A high temperature resistant material including between approximately 28 and 60 dry weight percent of high temperature resistant ceramic fibers and between approximately 20 and 50 dry weight percent of high aspect ratio vermiculite.
    Type: Grant
    Filed: April 7, 1993
    Date of Patent: January 31, 1995
    Assignee: ACS Industries, Inc.
    Inventor: Gerald F. MacNeill
  • High temperature low friction seal
    Patent number: 4951954
    Abstract: A high temperature low friction dynamic seal includes a wire mesh base portion and a compressed shell portion on the base portion. The shell portion includes between approximately 2% and 30% of high aspect ratio vermiculite having a mean particle size of less than approximately 50 microns, between approximately 10% and 88% of high temperature resistant fibers and between approximately 10% and 88% of one or more a solid lubricants selected from a group consisting of barium fluoride, calcium fluoride, cerium fluoride and a eutectic of barium fluoride and calcium fluoride. The method of forming the seal includes the steps of forming a compressed wire mesh base portion, applying an aqueous paste-like mixture of the shell portion components to the base portion, evaporating the water from the shell portion and compressing the shell portion and the base portion.
    Type: Grant
    Filed: August 23, 1989
    Date of Patent: August 28, 1990
    Assignee: ACS Industries, Inc.
    Inventor: Gerald F. MacNeill