Patents by Inventor Leon C. Martin

Leon C. Martin 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).

  • Patent number: 3934726
    Abstract: A bale carrier comprising a first pipe having a second pipe selectively rotatably mounted therein with the ends of the second pipe protruding outwardly from the first pipe. The ends of the second pipe are pivotally connected to the rearward ends of a pair of lifting arms of a tractor three-point hitch apparatus. A tine is secured to each end of the second pipe and extends rearwardly therefrom for piercing engagement with the hay bale. A support frame extends upwardly from the first pipe and has a hydraulically operated cylinder mounted thereon which controls a pivotal hook arm extending rearwardly therefrom which is adapted to engage the upper portion of the bale. The support frame is pivotally connected to the rearward end of the third lifting arm of the three-point hitch apparatus.
    Type: Grant
    Filed: April 29, 1974
    Date of Patent: January 27, 1976
    Inventor: Leon C. Martin