A manufacturer of cutting tools produces whirling inserts and holders that employ simultaneous rotational and longitudinal movements. These thread-whirling toolholders are designed to deliver high ...

Koma Precision Inc. has introduced two Alberti tools to North American aircraft part manufacturers. The Alberti rivet countersinking head is the result of a joint effort between Alberti and a large ...

The degree to which a ball screw performs well in the field is the direct result of the process used to make it. Grinding, rolling, and whirling are the most common ways to thread ball screws. Some ...

IN the absence of all resistance to motion and assuming perfect flexibility, the differential equations of motion for a thread which carries a small spherical 'bob' and is whirled rapidly about a ...