Sealing device
AssigneeS.A. Defontaine
InventorsEric Jacquemont, Jean-Michel Delacou, Didier Chatry
Life of this patent
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Abstract
A sealing device comprising a sealing circular piece, an inner ring and an outer ring, one of the two rings being able to rotate relative to an axis, the circular piece being arranged between the two rings and comprising two circular lips arranged in a groove at right angles to the axis of rotation, a top lip and a bottom lip substantially at right angles to the top lip, the bottom lip has a radius of curvature directed towards the interior, the groove being provided on the outer face of the inner ring and a third circular lip pressing on the outer face of the inner ring, and a part is fixed in an orifice formed in the outer ring.
Claims10
Sealing device comprising at least one sealing circular piece, an inner ring and an outer ring, one of the two rings being able to rotate relative to an axis, the circular piece being arranged between the two rings, wherein the circular piece comprises two circular lips arranged in a groove at right angles to the rotation axis, provided on the face of one of the rings, a top lip and a bottom lip substantially at right angles to the top lip, said bottom lip has a concave radius of curvature directed towards the interior and a third circular lip pressing on said face of the ring, and a fixing profile is fixed in a groove formed in the other outer ring.
Dependencies are inferred from the claim text.