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US 12,576,229 B2Granted
Bearing sleeve for blower
AssigneeResMed Motor Technologies Inc.
InventorsMichael Bruce Moir, Christopher Scott Edwards
Life of this patent
Estimating the term…
Abstract
A blower includes a rotor, a motor adapted to drive the rotor, at least one bearing to rotatably support the rotor, a stationary component, and a bearing sleeve provided to the stationary component. The bearing sleeve is structured and arranged to support and retain the bearing to the stationary component. The bearing sleeve comprises an elastomeric material, and the bearing sleeve comprises one or more bumps or ribs configured to engage along an outer race of the bearing.
Claims9
A blower, comprising:
- a rotor;
- a motor configured to drive the rotor;
- at least one bearing configured to rotatably support the rotor;
- a stationary component;
- and
- a bearing sleeve provided to the stationary component, the bearing sleeve configured and arranged to support and retain the bearing to the stationary component,
- wherein the bearing sleeve comprises an elastomeric material,
- wherein the bearing sleeve comprises one or more bumps or ribs configured to engage along an outer race of the bearing,
- wherein the bearing sleeve comprises an overmolded connection to the stationary component,
- wherein the bearing sleeve comprises a cylindrical side wall and a retaining structure configured and arranged to form a mechanical connection to the stationary component,
- wherein the one or more bumps or ribs are provided to an inner side of the cylindrical side wall,
- wherein the retaining structure is configured to wrap around a support wall of the stationary component,
- wherein an outer side of the cylindrical side wall includes threads configured to engage within respective grooves provided to the support wall of the stationary component to secure the bearing sleeve in an operative position, and
- wherein the retaining structure forms a separate and distinct structure from the threads.
11 more elements
Dependencies are inferred from the claim text.