Patent ID: 11891100
Assignee: YEONG HWAN PARK
Field: Transport (Mechanical engineering)
Classification: CPC B  Y | IPC B

Claim 7:
8. The foldable lightweight roll container of claim 1, wherein the left and right lower plate support means (170) includes:
a support plate (171) which includes a bottom piece (1711), a fastening portion (1712) vertically formed in a form of an open rectangle with open ends bent in a required length to correspond to both ends of the bottom piece (1711), a support piece (1713) horizontally extended with a predetermined length on one end of the bottom piece (1711), a horizontal piece (1714) horizontally extended in parallel longer than the support piece (1713) at a predetermined interval from a top of an outer surface of the fastening portion (1712) to which the support piece (1713) is horizontally extended to a lower end among the fastening portion (1712), a vertical piece (1715) vertically extended so that a top end is coupled to a top end portion of the side coupling groove portion (122) on an outer end of the horizontal piece (1714), and a coupling piece (1716) extended downward to be coupled to a lower end portion of the side coupling groove portion (122) on a lower end of the vertical piece (1715); and
a buffer plate (172) which includes a bottom portion (1721) seated on a top surface of the bottom piece (1711) and a coupling portion (1722) extended symmetrically in a T-shaped form to face the outside on each top end and coupled to the fastening portion (1712).