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pole piece

American  

noun

Electricity.
  1. a piece of magnetic material at a pole of a permanent magnet or of an electromagnet, shaped to control the magnetic flux distribution in the vicinity of the pole.


pole piece British  

noun

  1. electrical engineering a piece of ferromagnetic material forming an extension of the magnetic circuit in an electric motor, etc, used to concentrate the magnetic field where it will be most effective

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pole piece

First recorded in 1880–85

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

In construction, the above core and pole piece is made up of sheets of annealed steel of two different widths assembled together to form proper size and shape.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

Lundell combined the unsymmetrical and slotted forms of pole piece as shown in fig.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

By cast welding the pole piece into the frame, a low reluctance is secured.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

In this pole piece the forward horn is elongated.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

By this construction, the continuity of the magnetic circuit is practically unbroken save for the air gap between the pole piece and armature.

From Hawkins Electrical Guide, Number One Questions, Answers, & Illustrations, A Progressive Course of Study for Engineers, Electricians, Students and Those Desiring to acquire a Working Knowledge of Electricity and its Applications by Hawkins, Nehemiah

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