Elevator Machine with Oil-Lubricated Bearings
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United States of America Patent
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Issued Date -
Nov 24, 2016
app pub date -
May 6, 2016
filing date -
May 21, 2015
priority date (Note) -
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Abstract
An elevator machine comprises a motor, a sheave, and a bearing system supporting the sheave for rotation about an axis. The bearing system comprises: an inner sleeve; an inner race mounted to the inner sleeve; a housing; an outer race mounted to the housing; one or more circumferential arrays of rolling elements between the inner race and the outer race; and a shield. The shield comprises a hub secured to the sleeve and a radially outwardly open channel at least along a portion of the shield.
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