Push cart
AssigneeNingbo Wentai Sport Equipment Co., Ltd.
InventorSheng ZHANG
Life of this patent
Estimating the term…
Abstract
A push cart, including: a frame, a rear wheel assembly, a front wheel assembly, a connection rod linkage. The frame includes an upper frame and a lower frame, and the upper frame is disposed on the lower frame. The rear wheel assembly is movably disposed on the lower frame or the upper frame. The front wheel assembly is disposed on the lower frame. The frame is connected to the rear wheel assembly via the connection rod linkage. The rotation of the upper frame or the lower frame drives the connection rod linkage to flatten the rear wheel assembly with the upper frame or the lower frame, or to unfold the rear wheel assembly.
Claims13
A push cart, comprising:
- a frame, a rear wheel assembly, a front wheel assembly, a connection rod linkage;
- wherein
- the frame comprises an upper frame and a lower frame, and the upper frame is disposed on the lower frame;
- the rear wheel assembly is movably disposed on the lower frame or the upper frame;
- the front wheel assembly is disposed on the lower frame;
- the frame is connected to the rear wheel assembly via the connection rod linkage;
- and
- in operation, the rotation of the upper frame or the lower frame drives the connection rod linkage to flatten the rear wheel assembly with the upper frame or the lower frame, or to unfold the rear wheel assembly.
Dependencies are inferred from the claim text.