Atlanta — The plastics materials sector is responding to today's stronger-than-ever "green" momentum by developing bioplastics and beefing up recycled content, both mechanical and chemical. And ...

A Wednesday posting on Reddit shows an asymmetrical screw, allegedly designed by Apple, that would be impossible to remove with tools currently available on the market. While the authenticity of the ...

HOW DOES THE CHOICE OF A BALLSCREW OR LEAD SCREW AFFECT PRODUCTIVITY IN A MOTION-CENTRIC AUTOMATION ENVIRONMENT? Woody • THK: Ballscrew technology allows balls to roll between the screw shaft and the ...

If you’ve never heard of the threadless ball screw, which was invented over sixty years ago, [Angus] of Maker’s Muse has a ...

Robert F. Dray is the founder and owner of R. Dray Mfg. Inc., and the founder of Feed Screws Inc. in 1967. A screw of ?general-purpose? design is purported to have the ability to process a wide range ...

If you've ever mistakenly grabbed the Phillips head screwdriver when you needed a flat head, you've probably asked yourself why there are different types of screws. Let's start at the beginning. The ...

Lead screws are one of the most common linear-motion devices, thanks to their low cost and reliability (see "A Short History on Ball Screws"). And recent advances in modern machining can make them ...

The Merrexx III screw design?available in sizes from 1 to 10 inches with L/D ratios up to 44:1?reportedly allows barrier-type screws to function as they were originally intended to but never could to ...