Definitions
from The Century Dictionary.
- noun A mass of iron forming the end of an electromagnet, by means of which the lines of magnetic force are concentrated and directed.
Etymologies
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Examples
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The ingenious device of a core or soft iron pole-piece, adjustable between the poles of the horseshoe magnet, is used for this purpose.
Scientific American Supplement, No. 433, April 19, 1884 Various
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At the moment when the pole piece thus attracted comes into the field of the pole of opposite polarity, the action of the commutator will change its magnetization, while that of the pole-piece on the fixed ring always remains the same; the same phenomenon of repulsion will be produced, and the inner ring will continue its movement in the same direction, and so on.
Scientific American Supplement, No. 315, January 14, 1882 Various
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Other refinements include large pole-piece vents for efficient heat dissipation, a spider (the circular piece that holds the driver's voice coil in place) that allows unrestricted cone movement and many additional enhancements.
SvenOnTech 2010
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Other refinements include large pole-piece vents for efficient heat dissipation; a spider (the circular piece that holds the driver's voice coil in place) that allows unrestricted cone movement, and many additional enhancements.
HomeToys News 2009
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