Have any ideas on how to improve materials engineering for golf carts? They’re a great candidate for a new approach because of skyrocketing accidents. Half of golf cart injuries occur on streets or residential property, and there was a surge in golf cart use when gas prices soared last year. One retiree bought a 20-year-old cart for $300 that can go 20 miles on a 10-hour charge. Twenty-six states allow use of golf carts on local streets. Some states require hazard signs on the back, not unlike the bright signs on the back of Amish buggies. A study by the University of Alabama at Birmingham, said about 1,000 Americans suffer injuries monthly due to golf cart accidents. Male teenagers and people over 80 had the highest injury rates. A study by the Center for Injury Research and Policy at Nationwide Children’s Hospital in Columbus, OH, said annual injury rates for golf carts increased 130 percent in a recent 16-year period.
An in-depth survey of 700 current and future users of 3D printing holds few surprises, but results emphasize some major trends already in progress. Two standouts are the big growth in end-use parts and metal additive manufacturing (AM) most respondents expect.
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