Patents by Inventor Matthew van Ruiten

Matthew van Ruiten 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).

  • Power steering attenuation hose construction and method of making the same
    Patent number: 5728981
    Abstract: A power steering attenuation hose construction and method of making the same are provided, the hose construction comprising an outer flexible hose unit having an inlet end and an outlet end, a restrictor unit disposed in the outer hose unit and dividing the interior of the outer hose unit into an inlet chamber and an outlet chamber interconnected by the restrictor unit, a first flexible tuning cable unit being interconnected to the inlet end and being disposed in the inlet chamber, and a second flexible tuning cable unit being interconnected to the restrictor unit and being disposed in the outlet chamber, each of the tuning cable units having an open outlet end spaced from the outlet end of its respective chamber, the ratio of the effective length of the first tuning cable unit to the effective length of the second tuning cable being approximately 3 to 2 or higher.
    Type: Grant
    Filed: May 24, 1996
    Date of Patent: March 17, 1998
    Assignee: Dayco Products, Inc.
    Inventor: Matthew van Ruiten
  • Power steering attenuation hose construction and method of making the same
    Patent number: 5539164
    Abstract: A power steering attenuation hose construction and method of making the same are provided, the hose construction comprising an outer flexible hose unit having an inlet end and an outlet end, a restrictor unit disposed in the outer hose unit and dividing the interior of the outer hose unit into an inlet chamber and an outlet chamber interconnected by the restrictor unit, a first flexible tuning cable unit being interconnected to the inlet end and being disposed in the inlet chamber, and a second flexible tuning cable unit being interconnected to the restrictor unit and being disposed in the outlet chamber, each of the tuning cable units having an open outlet end spaced from the outlet end of its respective chamber, the ratio of the effective length of the first tuning cable unit to the effective length of the second tuning cable being approximately 3 to 2 or higher.
    Type: Grant
    Filed: December 12, 1994
    Date of Patent: July 23, 1996
    Assignee: Dayco Products, Inc.
    Inventor: Matthew van Ruiten