Patent ID: 8786145
Filing Date: 2014-07-22
Classification: H02K,Y10T

Abstract:
1. A ball joint universal rotary motor comprising: a spherical-cap shaped stator body, a rotor body configured to be secured within the stator body, and a rotor shaft; wherein, the stator body is made from a permanent magnet, and is magnetized to form a plurality of magnetic poles; wherein the rotor body comprises multiple layers of armatures; wherein one armature is wound with a first layer of coils; wherein the first layer of coils is configured to be wound on the same armature; wherein one armature is wound with a second layer of coils; wherein the second layer of coils on the one armature is configured to be electrically connected with another second layer of coils on another armature that is symmetrically distributed in equal distance from a center of the rotor body with respect to the one armature.