Celcon(reg) M90(TM) acetal copolymer is used in motorized automotive seat belt height adjusters. The cylindrical speed-reducing transmission is 1.44 inches in diameter, weighs 1.5 oz, and consists of 14 injection-molded acetal gears. Celcon acetal provides fatigue endurance, dimensional stability, wear resistance, hardness, strength, stiffness, and resistance to lubricants.
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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