Hydraulic Jack Model

The set includes a basic jack stand with plunger and a main cylinder with four smaller cylinders and a set of connecting hoses and valves. Smaller cylinders can be easily connected to a basic jack stand with a large main cylinder. Students can lift a heavy object, such as a stack of books, by applying a small amount of force to one of the four smaller cylinders. Students can adjust the mechanical advantage by using different input cylinders. Device may also be used to demonstrate Boyle’s Law using air or other gases. With Instructions.