Patent ID: 6759782
Filing Date: 2004-07-06
Classification: H02K

Abstract:
A pole piece assembly (28) for an electric motor (20) comprising:a plurality of lamina (46) stacked onto each other defining a first set of stacked lamina (50) and a second set of stacked lamina (52), each of said lamina (46) of said first (50) and second (52) sets of stacked lamina including a hole (60) disposed therein with said holes (60) being aligned with each other to define an internal cavity; and a post (64) disposed within said cavity with said post (64) having an outer surface (66) and at least one bore (68) disposed therein; said assembly characterized by each of said lamina (46) of said second set of stacked lamina (52) further including a first notch (74) disposed therein with said first notch (74) mating with said hole (60) wherein said first notches (74) of said second set of stacked lamina (52) are aligned with each other to define a first passageway into said internal cavity with said bore (68) of said post (64) being aligned with said first passageway to expose said bore (68).