| 摘要 |
A gearbox which includes:- a hub having: - a stationary housing; and - a rotating interior portion including at least one piston assembly and at least one clutch pack; and at least one gear; wherein the hub, in use, is connected to a fluid supply, the gearbox characterised in that the rotating interior portion and stationary housing of the hub are respectively configured, such that during operation of the piston when the clutch pack is engaging or engaged with the gear, a continual supply of fluid, is provided to the piston. |
