TJ, while there are always potential problems on the maintenance end where there can be a substitution, I don't believe that this is the manufacturer's fault. Back when we had fuses at home (sometime in the third quarter of the last century of the last millenium) we made sure we had a full set of the correct fuses on hand. We also made sure we put the correct fuse in as a replacement. Now, my father worked in an place where precision was paramount, so it was in his nature that we did so.
Now, the situation you describe is probably all too common these days. I think it becomes a management issue to ensure that you are properly equipped with spares.
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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