Engineers often design carriages that move back and forth atop of a pair of parallel nonrotating shafts. These shafts must remain parallel or the carriage will wedge to a dead stop. So it is important ...

Mechanics-of-materials expertise plus the power of software make short work of complex shaft problems. • Calculate the deflections in stepped shafts more quickly and accurately by combining ...

The Bethesda-to-New Carrollton Purple Line hit a milestone in February as crews broke down the last barrier between a short section of tunnel and the site of a future station in Silver Spring.

In 2025, Beiqi Heavy Automobile Co., Ltd. achieved remarkable success in technological innovation by obtaining a patent for a "Main Reducer Assembly with Overload Self-Protection." The patent ...

DETROIT (AP) — Ford is recalling nearly 320,000 Transit full-size vans in North America for a second time because the drive shafts can fail, causing loss of power. The company says the recall covers ...