1. Field of the Invention
The invention relates to a cart for portable oxygen tanks. In particular, the invention relates to a cart that can accommodate three different sizes of tanks.
2. The Prior Art
Portable oxygen tanks are used by people who need supplemental oxygen, when they travel outside the home. The cart is generally equipped with wheels and can carry a supplemental oxygen tank and its corresponding equipment. The problem with existing oxygen tanks is that they are often expensive and difficult to maneuver, and can only accommodate one size of tank, when there are tanks of several different sizes on the market, namely size A, B and C.