Patent ID: 6465915
Filing Date: 2002-10-15
Classification: F16H,H02K,H02P

Abstract:
A miniaturized motor, comprising:a DC motor with a permanent magnet attached thereto; a first-stage worm driven at one end by the DC motor; a pinion gear engaging with the first-stage worm; a worm gear formed integrally with the pinion gear; at least one cluster gear engaging with the worm gear; an output gear driven by the at least one cluster gear; an output shaft connected with the output gear; a cover configured to protect a gear train; a gear box configured to contain the gear train; a boss connected at one end to the cover and configured to stabilize the pinion gear; and a cradle bearing formed in the cover and configured to receive one shaft end of the first-stage worm in order to prevent the first-stage worm from bending during operation; whereby the first-stage worm, the pinion gear, the worm gear, the at least one cluster gear and the output gear form the gear train.