Patent ID: 8387991

Claim:
A sealing assembly for providing a seal between a substantially circular first element and a second element, the first element being rotatable with respect to the second element, the sealing assembly comprises: a sealing member disposed between the first and second elements, the sealing member comprising a ring disposed about the first element and carried on the second element; a first seal portion for providing a first seal between the sealing member and the first element, the plane of the first seal portion being in a first direction; and a second seal portion for providing a second seal between the sealing member and the second element the plane of the second seal portion being in a second direction; wherein the first direction is at an angle with respect to the second direction and the sealing member is disposed such that the sealing member is movable relative to the second element in the second direction; and the sealing assembly further including: one or more first holding means that pivotably links the sealing member and the second element, the first holding means including a second link, the second link being pivotable and being configured to constrain movement of the sealing member in a circumferential direction; and one or more second holding means, the second holding means being arranged so as to constrain movement of the sealing member in the first direction, the second holding means including a first link, the first link being arranged so as to constrain movement of the sealing member in the first direction, the first link being connected to the sealing member and the second element at first and second points on the first link respectively.