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US 7,018,107 B2Granted
Rolling bearing comprising a powder metallurgical component
AssigneeSKF GmbH
InventorsJohn Michael Beswick, Xiao Bo Zhou
Life of this patent
Estimating the term…
Abstract
Rolling bearing comprising an inner ring, rolling elements and an outer ring. According to one aspect of the invention the inner ring is produced by M62 steel powder metallurgical technique whilst the outer ring is a conventional stool ring. According to another aspect a rolling bearing having at least one component produced by powder metallurgy technique is in a actively lubricated condition.
Claims11
A roller bearing comprising:
- a hardened inner ring comprising a ball bearing steel produced by a powder metallurgical technique using a powder metallurgy component including M62 steel;
- rolling elements, a liquid connection being provided between the rolling elements and their surroundings;
- and
- an outer ring comprising a casted, forged and machined ball bearing steel.
1 more element
Dependencies are inferred from the claim text.