Motor structure having bearing preload assembly

申请公布号：US6107717(A)

申请号：US19990326659

申请日期：1999.06.07

申请公布日期：2000.08.22

申请人：

DELTA ELECTRONICS, INC.

发明人：LIN, KUO-CHENG;HUANG, YU-HUNG;HUANG, WEN-SHI

分类号：H02K1/18;H02K5/16;(IPC1-7):H02K7/08

主分类号：H02K1/18

摘要：A motor structure comprises a shaft formed with a circumferential groove; a hub fixed on the shaft and formed with a projected portion at the inner lower end of the central part thereof; at least two bearings for supporting the shaft for rotation; a bearing seat formed with at least one projected portion and for holding the at least two bearings, the projected portion being provided between the two bearings; and an elastic ring engaged with the circumferential groove and in cooperation with the projected portion of the bearing seat and the projected portion of the hub for fixing the bearing.

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