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

Claim 11:
12. The foldable lightweight roll container of claim 1, wherein the load frame (100) is configured to further include:
a support member (105) installed to prevent a phenomenon in which when the left and right door members (103, 103′) are made to be lower than the left and right frame members (102, 102′), if the left and right frame members (102, 102′) are rotated at 90 degrees on left and right ends of the rear-side frame member (101) and made to be perpendicular to each other to become left and right surfaces of the load frame (100), a front surface between the top ends of the left and right frame members (102, 102′) and the top ends of the left and right door members (103, 103′) is opened in proportion to a height difference, and as a result, articles are poured out through the top ends of the left and right door members (103, 103′) with carelessness when the articles are loaded on the load frame (100) and moved higher than the top ends of the left and right door members (103, 103′).