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

Claim 3:
4. The foldable lightweight roll container of claim 2, wherein the installation member (107) includes:
an installation plate portion (1071), an installation groove portion (1072) bent in two stages at the left and right sides of the bottom surface of the installation plate portion (1071) and formed so that the bent portions face each other, left and right fixation piece portions (1073) separated at an interval which is in proportion to the widths of the left and right surfaces of the lower border portion (120) at the left and right sides of the top surface of the installation plate portion (1071) and vertically extended in parallel to each other; and
a fastening groove (1074) formed at four corner portions of the bottom surface of the installation plate portion (1071), and is attached to the lower border portion (120) by tightening the bolt and the nut so as to penetrate the bolt holes perforated to correspond to the left and right fixation piece portions (1073) and the lower border portion (120) while the lower border portion (120) is coupled to be inserted between the left and right fixation piece portions (1073).