A magnetic sensor turned out to be a useful replacement for a simple limit switch that prevented overtravel in screw jacks. ActionJacs made by Nook Industries in Cleveland, Ohio, once incorporated ...

The extrusion division of the Society of Plastics Engineers and the chapter representing the Eastern New England section are offering a new screw design conference called Topcon. The two-day gathering ...

Screw rotor systems are critical components in compressors, vacuum pumps and various heavy-duty machinery. Their design and subsequent machining require an intricate balance between theoretical ...

A kind of helicopter design first envisioned by the Renaissance-era Italian polymath Leonardo Da Vinci could help develop quieter and stealthier modern drones, according to a new study. Drones produce ...

Drones aren’t anything new—multi-rotor aircraft are becoming a bigger part of people’s lives every day. From the latest batch of up-and-coming urban air mobility companies to hobby applications, ...

For use on D-subminiature connectors as a mounting screw, Sems jack screws are precision manufactured in 0.285, 0.347, and 0.660-in. lengths. The screws feature a chromate-coated, zinc-plated body ...