A variable track wheel (1) comprises a rim (2) suitable for receiving a tyre, and a disc (3) through which said wheel (1) is mountable on a hub (37), said disc (3) being removably secured by fastenings (6) to a connecting member (4) provided in said rim (2...

A wheel with a spring unit includes a rim (10), a disc (20) and a plurality of spring units (30). Each spring unit (30) is directed circumferentially and arranged in an annular space between the rim (10) and the disc (20). Each spring unit (30) includes at...

An elastic wheel includes a disk (1) secured to an axle hub, a rim (12) for mounting a tire, and an elastic member (10) arranged between the inner peripheral surface of the rim (12) and the outer peripheral surface of the disk (1). The elastic wheel is sep...