The involute gearing, first proposed by Euler, has found widespread application in the industry due to its many advantages: (i) the tools for generation of involute gears can be produced with high ...

In particular, gear teeth shaped using cycloidal and involute curves reduce friction and torque, allowing gears to rotate more efficiently. During the second half of the 19th century, mathematical ...

Sold under the Fleetwood RV company, the Gear Box line of recreational products was designed as toy haulers from 2004 to 2009. Offered in fifth wheel and travel trailer configurations, Gear Box ...

It’s turned by a belt driven pulley, run by a small motor. The workpiece to be cut into a gear is then fed into the cutting tool by sliding on a linear bearing, with its position controlled by a ...

Investopedia / Yurle Villegas A Lorenz curve, developed by American economist Max Lorenz in 1905, is a graphical representation of income inequality or wealth inequality. The graph plots ...

The Laffer curve, a mound-shaped indicator, was designed to find the ideal tax rate that would help the government, as well as the people it serves, prosper. The idea is credited to economist Dr ...

Do most individuals die young or live to ripe old ages? Survivorship curves visually answer these demographic questions. Imagine a population of 1,000 individuals born at the same time in the same ...

The best lunch boxes make packing a midday meal — and cleaning up from it — easy and straightforward. They also need to be appealing and easy to use for the kids who’ll be toting them every ...

Our test team at Runner’s World has one job—pile miles onto the newest gear and tell you what’s truly worth your hard-earned cash. This year, we found not only shoes to get you through any ...

The best mattress in a box is as high-quality as a bed you can find in a traditional brick-and-mortar store, but comes with the added bonus of delivering directly to your doorstep—no setup or ...

If you’re looking for a truly special box of luxurious chocolates to give ... to leave all that behind to be a full-time kitchen-gear nerd. Haley Sprankle was an updates writer at Wirecutter ...

Sold under the Fleetwood RV company, the Gear Box line of recreational products was designed as toy haulers from 2004 to 2009. Offered in fifth wheel and travel trailer configurations, Gear Box ...