Patent ID: 11897667
Assignee: LINDE LIENHWA INDUSTRIAL GASES CO., LTD.
Field: Handling (Mechanical engineering)
Classification: CPC B  F | IPC B

Claim 8:
9. The ERCV as claimed in claim 8, wherein said main frame includes:
a pair of side rods extending in an up-down direction and spaced apart from each other in a left-right direction transverse to the up-down direction, each of said side rods having a lower extremity end and an upper extremity end;
an axle shaft interconnecting said lower extremity ends of said side rods, and having two ends opposite to each other in the left-right direction;
a handle rod interconnecting said upper extremity ends of said side rods;
two connecting rods each interconnecting a respective one of said side rods and said outer surface of said surrounding wall; and
a connecting plate interconnecting said axle shaft and said outer surface of said surrounding wall,
wherein said wheel unit includes two wheels rotatably connected to said two ends of said axle shaft, respectively.