Patents by Inventor Gerald Gronowski

Gerald Gronowski 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: 5332075
    Abstract: A friction disc (110) includes a pair of segmented friction facings (112) adhered to the opposing sides of annular core (114). The friction facings (112) are composed of three arcuate segments (116) of sintered material or paper impregnated with a resin interjoined together at match lines (118) located generally 120.degree. apart. Each arcuate segment (116) includes opposed ends having tab and slot configurations which are designed to have a pair of arcuate edge lines (124, 126), (124', 126') located in an opposed relationship proximate the annular centerline of the width of the segment (116). An interconnector edge line (128), (128') is located angularly across the annular centerline of the segment (116) and joined tangentially to the arcuate match lines (124, 126), (124', 126'). The remaining end of each arcuate match line (124, 126), (124', 126') is then joined to the respective inside annular edge (134) and outside annular edge (136) of each arcuate segment ( 116).
    Type: Grant
    Filed: January 6, 1993
    Date of Patent: July 26, 1994
    Assignee: Borg-Warner Automotive, Inc.
    Inventors: James Quigley, Gerald Gronowski, Richard Veit, Shawn Hyken