Patent ID: 7484737

Claim:
A carrier comprising: a frame including a frame member operable to support a load placed on the frame, the frame member having a frame-member front end and a frame-member rear end opposite the front end; a wheel attached to the frame-member rear end, and operable to support the frame member while the wheel rolls on the ground; a harness operable to mount the frame to an operator; a linkage including a linkage member having a linkage-member front end pivotally attached to the harness, and a linkage-member rear end pivotally attached to the frame member, the linkage member operable to position the frame relative to the harness in a first position wherein the wheel contacts ground and in a second position wherein the wheel is suspended above ground; and a strap fastened to the frame and to the harness, and operable to additionally mount the frame to the operator while the frame is in the second position.