Two non-contacting, claw-type rotors in an oil-free chamber provide the vacuum for the Busch MM Series (www.buschpump.com) dry vacuum pump. Busch engineers say it's for applications where dust particles are present. The non-contacting design means no wear in the pumping chamber, they say, so maintenance is low.
Altair has released an update of its HyperWorks computer-aided engineering simulation suite that includes new features focusing on four key areas of product design: performance optimization, lightweight design, lead-time reduction, and new technologies.
At IMTS last week, Stratasys introduced two new multi-materials PolyJet 3D printers, plus a new UV-resistant material for its FDM production 3D printers. They can be used in making jigs and fixtures, as well as prototypes and small runs of production parts.
In a line of ultra-futuristic projects, DARPA is developing a brain microchip that will help heal the bodies and minds of soldiers. A final product is far off, but preliminary chips are already being tested.
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