发明名称 SPINDLE MOTOR, AND DISK DRIVE APPARATUS INCLUDING THE SPINDLE MOTOR
摘要 A spindle motor includes a shaft arranged to extend in an axial direction, and a base portion arranged to define a portion of a housing, and including a through hole in which the shaft is inserted. A fixing region is defined between an inner circumferential portion of the base portion and a lower portion of the shaft. The fixing region includes a press-fitting region and an adhesion region defined on a lower side of the press-fitting region and in which a seal gap is defined between the inner circumferential portion of the base portion and the lower portion of the shaft. The seal gap is arranged to gradually decrease in radial width with increasing height. The seal gap is arranged to include an adhesive arranged therein over an entire circumference thereof.
申请公布号 US2013308226(A1) 申请公布日期 2013.11.21
申请号 US201313947139 申请日期 2013.07.22
申请人 NIDEC CORPORATION 发明人 SUGI TAKATOKI;YONEDA TOMOHIRO;KOBAYASHI HIROSHI
分类号 G11B33/08;H02K5/16 主分类号 G11B33/08
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