FIELD: machine building.
SUBSTANCE: proposed device comprises shaft journal, housing (1), while rolling bearing comprises race (3) with variable-rigidity local zone. Said ring is spaced apart from bearing outer race (2) and interference fit with housing (1), and can be turned around. With outer load direction changed, ring (3) can be turned and locked in the housing so that minimum rigidity zone plane (7) is aligned with vector (6) of radial load on rolling bearing. Size and shape of local zone (4) sets up required law of load distribution between balls (5).
EFFECT: longer life.
1 dwg
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0 |
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Authors
Dates
2010-04-20—Published
2008-07-23—Filed