Patent ID: 6429558
Filing Date: 2002-08-06
Classification: H01R,H02K

Abstract:
A coreless miniature motor with a fixed shaft as the main part, this fixed shaft inserted through and fixed to the center of a field magnet such that the field magnet placed roughly in the middle of the center axis of the fixed shaft to constitute the stator; the outer periphery of the field magnet being encompassed by the inner diameter of a cylindrical coil, separated by a gap, with rotor plates being fitted so as to be free to rotate around the central axis of the fixed shaft on both sides of the field magnet, and these rotor plates being fitted into the ends of the coil with which they constitute the rotor; a cylindrical yoke being placed around the outer periphery of the coil to form a single unit with it, the yoke having an eccentric weight assembled around it; and other parts including a commutator and brushes located around the central axis of the fixed shaft.