Hydraulic transmission is a transmission mode which uses pressurized liquid in closed system to transfer motion and power. It converts the mechanical energy into the pressure energy of the liquid, and then the pressure energy of the liquid into the mechanical energy.
Be one of the handful people on earth to possess all stable elements of the UNIVERSE on your desk! This is the first pocket collection of all the stable puzzle pieces making up our universe. It contains 83 amazing samples (Including: Gold, Platinum, Uranium, All noble gases, Rare earth elements).
Perpetual Motion Simulator: this marble machine device does not break any laws of thermodynamics. An amazing piece of art crafted from stainless steel wire, ABS plastic, doussie hardwood, and undisclosed internal components.
A piece of kinetic art that invites you to transform it from precisely engineered still shape into hypnotic optical illusion. When revolving, it creates an almost magical effect that looks like continuously flowing helix would merge into a surface of tabletop.
A Tesla Coil produces sound by switching on and off a certain number of times per second, causing air molecules around it to heat up and vibrate. Music can be played with a Tesla Coil by changing the frequency.