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US 2008/0167150 A1Published application
Tensioning roller device
AssigneeAktiebolaget Skf
InventorsJean-Philippe Gaborel, Donatus Nwokoye, Romuald Lescorail, Laurent Varnoux
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AssigneeAktiebolaget Skf
InventorsJean-Philippe Gaborel, Donatus Nwokoye, Romuald Lescorail, Laurent Varnoux
Estimating the term…
Tensioning roller device including a non-rotating part about which there is rotationally mounted a pulley-forming rotating assembly designed to collaborate with a belt or a chain and a rolling bearing positioned between the non-rotating part and the pulley and including a rotating ring, a non-rotating ring and rolling elements, the pulley including a rigid rim including a first part fixed to the rotating ring of the bearing and a second part that can move with respect to the first part under the action of an elastic element, and an expandable sleeve of annular overall shape designed to be in contact with the belt or the chain, the diameter of the expandable sleeve varying according to how hard it is pressed by the second part.
Tensioning roller device comprising a non-rotating part about which there is rotationally mounted a pulley-forming rotating assembly designed to collaborate with a belt or a chain and a rolling bearing positioned between the non-rotating part and the pulley and comprising a rotating ring, a non-rotating ring and rolling elements, wherein the pulley comprises a rigid rim comprising a first part fixed to the rotating ring of the bearing and a second part that can move with respect to the first part under the action of an elastic element, and an expandable sleeve of annular overall shape designed to be in contact with the belt or the chain, the diameter of the expandable sleeve varying according to how hard it is pressed by the second part.
Dependencies are inferred from the claim text.