Two is always better than one, like the pair of counter rotating cutting blades on this handheld circular saw that let it effortlessly slice through wood, plastics and metals in either direction, ...

Then Stian had the counter-rotating concept, and that's where it matched up. An integrated turbine where the generator is part of the solution, not part of the problem. Hans: Tilting, floating ...

Counter-rotating wind turbines (CRWTs) represent an innovative paradigm in wind energy conversion, employing a dual rotor mechanism in which two coaxial rotors spin in opposite directions. This ...

Tokyo, Japan – As anyone who drinks their coffee with milk knows, it’s much easier to mix liquids together than to separate them. In fact, the second law of thermodynamics would seem to dictate that a ...

The 60 x 60 x 76-mm San Ace 60CR 12-Vdc counter-rotating fan provides airflow to 2.26 m3 /min and static pressure to 550 Pa, said to be the highest in the industry. Available in S- and H-speed models, ...

Lifestyle brand Life On Products Co will begin selling its new "Mini Double Fan" on March 25. The secret to its powerful airflow despite its compact size is the counter-rotating fan, which rotates two ...