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Blogs
Content tagged with Materials & Assembly posted in February 2012
Slideshow: Green Materials Expand Design Reach
Engineering Materials 
2/24/2012  23 comments
There are more green, sustainable materials in use now than ever before, and if some manufacturers have their way, there will be even more of them in the future.
Rebuilding America: Should US Companies Follow Germans' Lead?
Guest Blogs 
2/23/2012  41 comments
Rather than sacking loyal, trained workers, many struggling German companies simply cut the hours of all employees in order to preserve jobs and, ultimately, the enterprise.
Bioplastics Powered by Plants & Metals
Engineering Materials 
2/22/2012  20 comments
Two advances in bioplastics include a new additive to create polyamide precursors and improvements in commercialized bio-polypropylene resins.
Packaging Replaces Plastic With Pulp
Engineering Materials 
2/21/2012  31 comments
Procter & Gamble has replaced 57 percent of the plastic in its Gillette Fusion clamshell/tray package with moldable wood pulp, also dropping 20 percent of package weight.
How Much Thread Engagement Is Enough?
Guest Blogs 
2/17/2012  22 comments
To avoid defective designs, you must find the proper thread engagement.
Aluminum Composite to Lower Weight in Brake Rotor
Engineering Materials 
2/15/2012  28 comments
An aluminum composite brake rotor that weighs 60 percent less than cast iron and lasts three times as long could be cheap enough for volume automotive manufacturing.
Apple Blasted for Tiny Torx Screws
Blog 
2/13/2012  81 comments
During a DesignCon 2012 teardown, iFixit's CEO criticized Apple for replacing its Phillips screws with tamper-resistant ones.
When Environmental Stress Cracking Strikes
Guest Blogs 
2/3/2012  22 comments
Environmental stress cracking is a common failure mode for plastics, and you may need to do your own testing to make sure that the plastic you plan to use will not crack.
Petroski on Engineering: Armchair Design & Analysis
Guest Blogs 
2/2/2012  25 comments
The tray table that folds in half for stowage in the armrest of an airline seat is something admired for its design ingenuity, but long cursed for its operational opaqueness and flimsiness.




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Melissa Cavanagh of 3DP Unlimited talked to Design News about the company’s large format 3D printer, during Medical Design and Manufacturing Midwest.
The DDV-IP is a two-wheeled self-balancing robot that can deliver cold beverages to thirsty folks on hot summer days. A wireless RF remote enables manual control of the device beyond the act of self-balancing. All of the features of the DDV-IP result in an effective delivery vehicle while providing entertainment to the user.
Eric Doster of iFixit talks about the most surprising aspect of the Microsoft Surface Pro 3 teardown. In a presentation at Medical Design & Manufacturing Midwest, iFixit gave the Surface Pro 3 a score of one (out of a possible 10) for repairability.
Barnacles and mussels stay attached to ship hulls and rocks because of a very sticky protein glue they secrete, holding on for a long time even underwater. Researchers at MIT took mussel glue as inspiration -- and as an ingredient -- for engineering their own sticky waterproof adhesive.
Automation technology advances matched with expanded fracking and the growing urbanization of Asia, South America, and the Middle East, are fueling a boom in the automation industry.
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