发明申请
US20100215491A1 ROTOR ASSEMBLY 审中-公开
转子总成

ROTOR ASSEMBLY
摘要:
A rotor assembly that includes a shaft to which are mounted an impeller, a rotor core and a bearing cartridge. The bearing cartridge is mounted between the impeller and the rotor core and comprises a pair of bearings, a spring that applies a preload to each of the bearings, and a sleeve that surrounds the bearings.
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