Pole face definitions

pole face

the surface of a magnet through which the useful magnetic flux passes
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=221-04-15

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pole face

the surface of a pole shoe forming one boundary of the air-gap
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=411-40-10

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