Patent ID: 6320291
Filing Date: 2001-11-20
Classification: F04D,H02K

Abstract:
A motor construction comprising:a base having at least two fan-shaped sheets and a lower projection;at least one bearing received between said at least two fan-shaped sheets;a shaft supported by said at least one bearing for rotation and formed with a circumferential groove;a hollow coil assembly surrounding said at least two fan-shaped sheets, including a plurality of snap engaging portions for engaging with said lower projection and having an upper projection for pressing against said at least one bearing; andan elastic ring engaged with said circumferential groove for fixing said at least one bearing in cooperation with said lower projection and said upper projection,wherein said at least two fan-shaped sheets are elastically deformed in the radial direction of said at least one bearing for elastically securing said at least one bearing when said hollow coil assembly surrounding said at least two fan-shaped sheets.