Patents by Inventor Manuel C. Barber

Manuel C. Barber 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).

  • Automatic loading device for bales of hay, alfalfa and the like
    Patent number: 5316431
    Abstract: A ramp (1) is provided with spiked chains (2) for handling bales (4), movable from a gathering position, parallel to the direction of advance of the trailer (8) and inclined with respect to the horizontal plane, for gathering the bale from the ground, to a loading position, at right angles to the direction of advance of the trailer (8) and at the same height as its platform, for loading the bale onto the trailer (8), characterized in that the movement of the ramp (1) between the positions is effected in a single rotation around a geometrical axis which is fixed with respect to the trailer (8), the fixed geometrical axis being inclined with respect to the horizontal plane and with respect to the vertical plane containing the longitudinal axis of the trailer (8).
    Type: Grant
    Filed: July 1, 1992
    Date of Patent: May 31, 1994
    Inventor: Manuel C. Barber