This file type includes high resolution graphics and schematics when applicable. The images above are simple cross sections of a typical spool valve (left) and a poppet valve (right). (Courtesy of ...

The evolution of spacecraft valves has come a long way since they were used in liquid-fueled Saturn V rockets. Today, spacecraft component manufacturers leverage vertical integration, 3D printing and ...

To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...

There have been many engine valve designs since the dawn of the internal combustion engine. What made poppet valves stick? (See what we did?) There were many other designs and some, like the sleeve ...

Traditional sucker rod pumps (SRP) use a single traveling valve, but recent double traveling valve innovations have improved SRP performance and efficiency in field applications with double traveling ...

“Hell on wheels” doesn’t begin to describe the latest creation by Kenny Hauk, owner of Hauk Designs and River Raider Off-Road in Chambersburg, Pennsylvania. This faux locomotive weighs in at six ...