Staircase Trolley
This draggable staircase trolley has unique design wheels, which help in climbing steps, as you drag it along with the load of a cooking gas cylinder or a 20 liter water can! Works for steps from 1"- 8" height.

Background

We designed a prototype trolley that can be used to pull upto 40 kg payload up or down the staircase (instead of carrying it). This trolley makes it very easy to drag common loads like a 20 liter water can, Gas Cylinder up stairs by anyone!

This trolley can handle following: We are right now working on the commercial version of this product.
Detailed video

Product and Technology Description

The staircase climbing trolley's wheel system holds the key to reliable and smooth climbing up/down a staircase. It took 3-4 iterations to get the wheel system right, and we got it right. Now it can climb any staircase upto 8 inches, even thresholds and obstructions.

This trolley can also climb over without a hassle, door thresholds, nosed steps, simple steps, etc.