Inspired by butterfly wings, a team of German researchers have developed a new kind of robotic wings that can work using only ... Moreover, the principle of using magnetic particles in this ...

Items to be exhibited Presses, Presses for special applications, Sheet metal cutting machines, Sheet metal blanking, Punching machines, Sheet metal forming machines, Sheet metal working cells ...

It should be fully open or fully closed during use and cannot be used as a regulating valve. Working principle of power station gate valve: Turn the hand wheel or stem nut clockwise, the valve stem ...

A wise man once said “If all you’ve got is a cute desktop compressor and some solenoid valves, everything looks ... Regardless, [Fabien-Chouteau] built a pneumatic, automatic harmonica music ...