Patent ID: 6414408
Filing Date: 2002-07-02
Classification: F25B,F25D,H02K,H02P,Y10S,Y10T

Abstract:
A high-efficiency integrated evaporator fan motor and control assembly particularly adapted for use in refrigeration equipment to circulate air within a refrigerated space comprising:an electronically commutated DC motor; a circuit board including a plurality of electronic components and interconnections therebetween; said electronically commutated motor including a stator core, a permanent magnet rotor and at least one winding magnetically coupled to said stator core; a housing having means for positioning and supporting said motor and electronic components; a sensor, for sensing rotation of said rotor, connected in circuit with the interconnections of said circuit board and positioned in magnetic coupling relationship with said permanent magnet rotor; said electronic components including a DC power supply, and switching means to provide power from said DC power supply to said at least one winding in response to signals from said Hall device; said stator core being of the C-frame type; and said rotor including means for surrounding and containing the permanent magnets.