Roller Front Patents (Class 293/49)
  • Patent number: 5366264
    Abstract: A vehicle bumper ram guard assemblies for wheeled vehicles which are used to push other vehicles or objects. Each ram guard assembly comprising an upright elongate ram cylinder made of impact absorbent material and rotatably mounted on a U bracket which is in turn secured to the pushing vehicle's structure. Preferably the ram cylinder apart from being rotatable is also vertically movable so as to dissipate and minimize frictional forces on the object being pushed. A non-abrasive cover may cover the ram cylinder to further minimize frictional forces and consequent damage to the object being pushed.
    Type: Grant
    Filed: October 4, 1993
    Date of Patent: November 22, 1994
    Assignee: Guay's Enterprises Ltd.
    Inventor: Andre Guay
  • Patent number: 4073076
    Abstract: The lower outside edge of a snow plow blade includes an outwardly extending spring loaded arm having a roller on its outer end for engagement with street curbs. The arm is adapted to swing horizontally. The roller is offset from the center line of the arm to vary the height of the roller when the arm is rotated relative to the blade.
    Type: Grant
    Filed: March 14, 1977
    Date of Patent: February 14, 1978
    Assignee: Great Ideas Corporation
    Inventor: William J. Fortune
  • Patent number: 4068877
    Abstract: A vehicle pushing bumper having a resilient roller rotatably mounted on a bracket secured to the front bumper of a motor vehicle. The spin of the roller, together with its resilient construction, prevent a drag on and damage to a vehicle being pushed by the vehicle provided with the pushing bumper. Usually, a pair of pushing bumpers will be disposed in symmetrical relation on the front bumper of a vehicle for assuring continuous contact between at least one of the pushing bumpers and the vehicle being pushed.
    Type: Grant
    Filed: August 2, 1976
    Date of Patent: January 17, 1978
    Assignees: Winston P. Brummette, Craig Brummette
    Inventor: Finn Burleson