Filtering pulley
AssigneeMuviq S.R.L.
InventorsGianluca Cariccia, Andrea Guala, Stefano Amadio, Jacopo Spinelli
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Abstract
Filtering pullies with a hub adapted to be fixed to a rotating shaft, a crown mounted coaxially and rotationally free on the hub, at least one elastic group arranged circumferentially with respect to the hub and the crown and interposed, each, between a pair of first elements integral with the hub and between a pair of second elements integral with the crown are disclosed. The pulley has a dust protection lip carried integrally by said hub and configured to slide, in tight manner, with respect to an element integral with said crown. The dust protection lip is a labyrinthine sealing lip.
Claims13
A filtering pulley comprising:
- a hub adapted to be fixed to a shaft rotating around an axis (A),
- a crown mounted coaxially and rotationally free on said hub,
- at least one elastic group arranged circumferentially with respect to said hub and said crown and interposed, each, between a pair of first elements integral with said hub and between a pair of second elements integral with said crown,
- a dust protection lip operatively seated in an annular groove in an annular flange of said hub and configured to slide, in tight manner, with respect to said crown, wherein said dust protection lip has a labyrinthine sealing lip, and is axially facing and cooperating in contact with an exterior radial wall of said crown.
Dependencies are inferred from the claim text.