Patents Assigned to U-Cart Concrete Systems, Inc.
  • Patent number: 4075711
    Abstract: An upright concrete mixing chamber having an inlet formed in the top thereof and an outlet formed in the bottom thereof is supported in a lowered position upon a horizontal working surface so as to provide operator access to the inlet when the operator is standing upon the working surface. A plurality of elongate members are pivotably connected at one end to a base member in engagement with the working surface, and at the other end are pivotably connected to the mixing chamber so as to define a parallelogram that is generally horizontal to the working surface when the mixing chamber is in the lowered position.
    Type: Grant
    Filed: December 9, 1976
    Date of Patent: February 21, 1978
    Assignee: U-Cart Concrete Systems, Inc.
    Inventor: Jack F. Hall