Patents by Inventor Walter T. Nelson

Walter T. Nelson 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: 5836601
    Abstract: A collapsible golf bag cart including a seat and easily moved between collapsed and uncollapsed positions. The cart includes a bag support frame, a wheel support frame and a seat support frame. The support frames are pivotally secured to one another at three distinct joints to allow the cart to collapse and uncollapse in a single motion. One of the joints includes an offset hinge that swings to allow the cart collapse and uncollapse. The seat support frame is of a one-piece construction and rests directly upon the ground when the cart is uncollapsed.
    Type: Grant
    Filed: July 23, 1996
    Date of Patent: November 17, 1998
    Assignee: Pingree Products Ltd.
    Inventor: Walter T. Nelson
  • Patent number: 5439241
    Abstract: A collapsible golf bag cart including a seat and easily moved between collapsed and uncollapsed positions. The cart includes a bag support frame, a wheel support frame and a telescoping seat support frame. These support frames are pivotally secured to one another to allow the cart to collapse and uncollapse in a single motion. The seat support frame has telescoping frame halves which extend or retract as the cart is collapsed and uncollapsed. The bag support frame includes spaced apart side members for receiving a golf club bag therebetween. A seat is hingedly mounted atop the wheel support frame and rests on the seat support frame when the cart is uncollapsed.
    Type: Grant
    Filed: December 6, 1993
    Date of Patent: August 8, 1995
    Assignee: Pingree Products Ltd.
    Inventor: Walter T. Nelson
  • Patent number: 4149623
    Abstract: An overhead conveyor system comprising a conveyor, a track and a plurality of carriers movable along the track by the conveyor wherein each carrier is adapted to grip an article elevated into the path of the conveyor and to release the article. The conveyor extends along a path past a loading station and an unloading station. Loading means are provided adjacent the loading station for elevating an article into position to be gripped by the carrier and unloading means are provided at the unloading station for receiving an article released by the carrier at the unloading station. In addition, infeed and take out mechanisms are provided at the loading and unloading stations, respectively.
    Type: Grant
    Filed: September 26, 1977
    Date of Patent: April 17, 1979
    Assignee: American Chain & Cable Company, Inc.
    Inventor: Walter T. Nelson
  • Patent number: 4013161
    Abstract: An accumulating roller conveyor comprising a frame, a plurality of longitudinally spaced transversely extending drive rollers rotatably mounted on the frame, a drive extending longitudinally of the frame, and a spring clutch interposed between each drive roller and the drive. A driven roller is rotatably mounted on the frame upstream of each drive roller and an endless belt interconnects the driven and drive roller such that when the drive roller is rotated, the driven roller is rotated. A sensing roller is rotatably mounted on the frame upstream and adjacent each driven roller, and a one-way clutch is provided on each sensing roller. An endless belt interconnects the driven roller and the one-way clutch such that when the driven roller is rotated, the sensing roller is rotated.
    Type: Grant
    Filed: February 3, 1976
    Date of Patent: March 22, 1977
    Assignee: American Chain & Cable Company, Inc.
    Inventor: Walter T. Nelson