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US 2010/0074567 A1Published application
Sensorized bearing unit
AssigneeAktiebolaget Skf
InventorDavide Giordana
Life of this patent
Estimating the term…
Abstract
In a bearing unit (10), at least one sensor device (20, 21) is locked in a recess (16, 17) formed in a superficial zone of one of the races (11, 12). The stationary race (11) is partially covered with an electrically insulating material (30). An uncovered surface zone (32) is provided for electrically connecting the stationary race (11) to an electrical supply source located outside the bearing unit.
Claims14
A bearing unit comprising:
- a stationary race forming a raceway and being partially covered with an electrically insulating material,
- a rotating race forming a raceway,
- a plurality of rolling elements interposed between the stationary and rotating raceways,
- at least one sensor device secured to one of the stationary race and the rotating race, and
- electrical connection means for electrically connecting the stationary race to an electrical supply source located outside the bearing unit.
2 more elements
Dependencies are inferred from the claim text.