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US 9,194,469 B2Granted
Bearing assembly for isolating and damping swashplate vibration
AssigneeDanfoss Power Solutions Inc.
InventorsJaromir Tvaruzek, Joseph Wright
Life of this patent
Estimating the term…
Abstract
A bearing assembly having a cage that holds a plurality of rollers, an inner race, and an outer race. A layer of viscoelastic material positioned between the inner race and a swashplate and/or the outer race and the housing. Alternatively, the inner race has an elongated groove that receives an O-ring segment and a holder that is fitted over the inner race.
Claims7
A bearing assembly for isolating and damping vibration, comprising:
- a cradle bearing having a cage with a plurality of rollers, an inner race and an outer race disposed within a housing;
- the inner race having an elongated groove that receives an O-ring segment;
- a swashplate supported by the cradle bearing and the inner race is positioned between the swashplate and the cage;
- and
- a viscoelastic layer positioned between one of the inner race and the swashplate and the outer race and the housing.
2 more elements
A bearing assembly for isolating and damping vibration, comprising;
- a cradle bearing having a cage with a plurality of rollers, an inner race and an outer race disposed within a housing;
- a swashplate supported by the cradle bearing and the inner race is positioned between the swashplate and the cage;
- and
- a viscoelastic layer positioned between the inner race and the swashplate.
1 more element
Dependencies are inferred from the claim text.