Patents Assigned to TLB Plastics Corporation
  • Patent number: 4293079
    Abstract: A receptacle includes a square tubular plastic body member closed at its bottom and open at its top and having formed in the corners of its upper border inwardly projecting locking barbs provided with downwardly inwardly inclined upper cam surfaces and bottom horizontal locking edges. An integrally formed closure assembly includes a square frame having a depending skirt wall telescoping the body member top border and having recesses formed in its corners receiving corresponding barbs and having bottom shoulders engaging the barb bottom edges, the frame having a top peripheral flange abutting the body member top edges. A lid is self hinged to the frame and includes a skirt wall engaging the frame flange in the lid closed position and depending corner elements engaging the frame corner recesses. Cooperating latching elements are provided at the free edges of the frame and lid.
    Type: Grant
    Filed: March 24, 1980
    Date of Patent: October 6, 1981
    Assignee: TLB Plastics Corporation
    Inventor: Thomas G. Lytle