pole piece

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

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

Word History and Origins

Origin of pole piece¹

First recorded in 1880–85

Example Sentences

It forms twenty-nine turns in each section, and the direction of winding changes at each passage in front of a pole piece.

From Project Gutenberg

The effort of this increase is to narrow the gap between the armature and pole piece.

From Project Gutenberg

As a result it was difficult to maintain a permanent adjustment between the pole piece and the diaphragm.

From Project Gutenberg

By this means a slight tendency is given to swing the armature toward the pole-piece m' of the main magnet.

From Project Gutenberg

Look at that devil Dan,—see how he 's bearing on the pole-piece!

From Project Gutenberg