Patent ID: 7416195

Claim:
A caddy for a tank of compressed gas, comprising: a frame extending vertically from a first end and to a second end, said frame including a handle attached at said first end and an axle latch member located at said second end; a base assembly connected to said frame at said second end, said base assembly being constructed to support a bottom portion of the tank; and an axle assembly including a pair of connecting arms that are each pivotally connected to said base assembly, said axle assembly including a first axle pivotally connected to each of said connecting arms and extending therebetween, and said axle assembly including a pair of wheels rotatably mounted on each end of said first axle, wherein said first axle can be connected to said axle latch member at one or more locations with said wheels in either of at least two positions, including a first, operational position in which said wheels are positioned to enable the caddy to be rolled across a ground surface on the wheels, and a second, stowed position in which said wheels and connecting arms are positioned at a raised position adjacent said base assembly; wherein said wheels are mounted for rotation about a common axis, and said axle includes a central portion that extends radially away from said axis, and wherein said axle assembly is removably connected to said frame via said central portion of said axle.