Hydraulic roller cams have plenty going for them, including power, reliability, and reduced friction. Heck, even the OEMs have embraced the benefits of hydraulic roller cams. Often thought of as the ...
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How a 400-ton crane works (and doesn't tip over)
At many large-scale building projects you'll find a 400-ton crane, a huge machine that can work more carefully than you might suspect. These high-capacity cranes are commonly used in places where ...
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