The present invention relates to the technical field of rotation structures and discloses a rotation structure with an elastic protection casing, which comprises a stator and a rotor; wherein, the rotor is sheathed on a periphery of the stator, a periphery...

A bead (220) of the tire is placed against a side rim (204) that is movable with respect to the wheel base (202). The side rim (204) is moved along the axis of the wheel base (202) and against the tire bead (220) to couple the tire to the wheel. The side r...

Relative rotation between an inboard and an outboard wheel component (12,14) of an aircraft wheel assembly is inhibited by an interlocking tongue and groove interface (50). In one example, an aircraft wheel includes a first annular component, a second annu...