Abstract: A jack assembly including a telescopic column driven via a gear box, wherein: the gear box is coupled to a rotary input of a drive mechanism that extends and retracts the column; the gear box has only a single input gear and a single output gear that is coupled to the drive mechanism; and the input gear has a connector adapted to be engaged and driven by a portable, hand-held power tool. The invention also relates to a jack assembly with a gear box for use as a jockey wheel for attachment to a towed vehicle, to raise and lower a draw bar of the vehicle.

Abstract: A jack assembly including a telescopic column driven via a gear box, wherein: the gear box is coupled to a rotary input of a drive mechanism that extends and retracts the column; the gear box has only a single input gear and a single output gear that is coupled to the drive mechanism; and the input gear has a connector adapted to be engaged and driven by a portable, hand-held power tool. The invention also relates to a jack assembly with a gear box for use as a jockey wheel for attachment to a towed vehicle, to raise and lower a draw bar of the vehicle.

Abstract: A jack assembly including a telescopic column driven via a gear box, wherein: the gear box is coupled to a rotary input of a drive mechanism that extends and retracts the column; the gear box has only a single input gear and a single output gear that is coupled to the drive mechanism; and the input gear has a connector adapted to be engaged and driven by a portable, hand-held power tool. A jack assembly with a gear box for use as a jockey wheel for attachment to a towed vehicle, to raise and lower a draw bar of the vehicle is also provided.

Abstract: The invention relates to a swing down stabiliser leg for supporting a caravan or the like. In particular, the invention relates to a device for locking a swing down stabiliser leg in a raised or lowered position, including a handle connected to a shuttle that moves relative to a body of the device, wherein the shuttle is arrange for connection to a locking pin and the handle is coupled to the shuttle by a pivot connection whereby to move the shuttle and locking pin axially either as a result of corresponding axial movement of the handle or as a result of lever action of the handle. The invention also relates to a coupling to connect a foot plate to the leg.

Abstract: The invention relates to a swing down stabiliser leg for supporting a caravan or the like. In particular, the invention relates to a device for locking a swing down stabiliser leg in a raised or lowered position, including a handle connected to a shuttle that moves relative to a body of the device, wherein the shuttle is arranged for connection to a locking pin and the handle is coupled to the shuttle by a pivot connection whereby to move the shuttle and locking pin axially either as a result of corresponding axial movement of the handle or as a result of lever action of the handle. The invention also relates to a coupling to connect a foot plate to the leg.

Abstract: A jack assembly including a telescopic column driven via a gear box, wherein: the gear box is coupled to a rotary input of a drive mechanism that extends and retracts the column; the gear box has only a single input gear and a single output gear that is coupled to the drive mechanism; and the input gear has a connector adapted to be engaged and driven by a portable, hand-held power tool. The invention also relates to a jack assembly with a gear box for use as a jockey wheel for attachment to a towed vehicle, to raise and lower a draw bar of the vehicle.