Patents by Inventor Frank De Beer

Frank De Beer 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).

  • Wheel-activated vehicle restraint system
    Patent number: 5762459
    Abstract: A wheel-activated vehicle restraint system including a support structure disposed beside the path of the vehicle approaching the dock, and including a guide member extending away from the dock face, and an elevated supporting member. A trigger assembly is operatively connected to the guide member, and initially engages the wheel of the vehicle as it rolls toward the dock. A locking arm operatively engages the supporting member to move from a stored position to a chocking position on the wheel as the wheel engages the trigger and moves it toward the dock. A trolley assembly operatively connects the trigger assembly and the locking arm, the trolley assembly and the locking arm being connected at a connection point.
    Type: Grant
    Filed: October 8, 1997
    Date of Patent: June 9, 1998
    Assignee: Rite-Hite Corporation
    Inventors: Scott L. Springer, Norbert Hahn, Hans Van De Wiel, Marcel Boon, Frank De Beer
  • Wheel-activated vehicle restraint system
    Patent number: RE37570
    Abstract: A wheel-activated vehicle restraint system including a support structure disposed beside the path of the vehicle approaching the dock, and including a guide member extending away from the dock face, and an elevated supporting member. A trigger assembly is operatively connected to the guide member, and initially engages the wheel of the vehicle as it rolls toward the dock. A locking arm operatively engages the supporting member to move from a stored position to a chocking position on the wheel as the wheel engages the trigger and moves it toward the dock. A trolley assembly operatively connects the trigger assembly and the locking arm, the trolley assembly and the locking arm being connected at a connection point.
    Type: Grant
    Filed: December 10, 1998
    Date of Patent: March 5, 2002
    Assignee: Rite-Hite Holding Corporation
    Inventors: Scott L. Springer, Norbert Hahn, Hans Van De Wiel, Marcel Boon, Frank De Beer