Magnetic chucks: for more than grinding. (the other uses of magnetic chucks)(includes related articles)

From: Modern Machine Shop | Date: May 1, 1991| Author: Pignataro, Dominic | Copyright information

Magnetic chucks have been used to hold workpieces ever since Oakley S. Walker invented the device nearly a century ago, in 1896. The single-stroke surface grinder, introduced in 1904 by Mr. Walker, incorporated a magnetic chuck and his patented demagnetizing switch. Hundreds of those grinders are still in use throughout the world.

That type of dedicated machine, however, has long since been replaced by a variety of magnetic chucks and accessories that make magnetic workh...

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