A CORE OF A MOTOR, ACTUATOR OR GENETATOR HAVING A SUPERIOR END FACE INSULATION

摘要

"A core of a motor, actuator or generator having a superior end face insulation" A core of a motor, actuator or generator having a superior end face insulation characterized in that end faces of the core have an insulation coating of an average film thickness of an at least 2. Oµm comprised of at least 30 wt% of a pure silicon polymer converted to SiO2, wherein said insulation coating is an outermost surface of the end faces of the core, and at least one electrically conductive member external to the core contacts with a portion of the insulation coating of at least one end face of the core.