Patents by Inventor Patrick T. Kolb

Patrick T. Kolb 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).

  • Bi-component bushing
    Patent number: 6419215
    Abstract: A bushing is disclosed with a sleeve. The sleeve member has an inner surface and a cavity. A core member is disposed in the cavity. A pair of elastomeric members are disposed in the cavity. One of the pair of elastomeric members is adjacent to the core. The other of the pair of elastomeric members is adjacent to the inner surface. The one of the pair of elastomeric members has a modulus that is greater than the other of the pair of elastomeric members so that one of said pair of elastomeric members absorbs low frequency vibration and the other of the pair of elastomeric members absorbs high frequency vibration.
    Type: Grant
    Filed: August 2, 2000
    Date of Patent: July 16, 2002
    Assignee: Freudenberg-Nok General Partnership
    Inventors: David H. Johnson, Patrick T. Kolb