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.

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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

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Etymology

Origin of pole piece

First recorded in 1880–85

Example Sentences

The improvement is not restricted to the use of four pole pieces, as it is evident that each pole piece could be divided or more than four formed by the shape of the casting.

From Project Gutenberg

The pole piece M3 attracts the armature r, and by the lateral pressure causes the clamp R to grasp the rod S', and the lever A is simultaneously moved from the position shown by dotted lines, Fig.

From Project Gutenberg

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

From Project Gutenberg

A few forms of pole piece are shown in figs.

From Project Gutenberg

In this pole piece the forward horn is elongated.

From Project Gutenberg