#TAJENTERPRISES #buttonjack #bottlejack #india #hydraulicjack #screwjack #hydraulicpump #industrialsuppliers #jointaj #taj #trading #suppliers A hydraulic jack is a device that uses hydraulic fluid to lift heavy loads by applying force via a hydraulic cylinder. The main component of a hydraulic jack is a cylinder, into which hydraulic fluid is pumped. The jack creates pressure by moving oil through two cylinders via a pump plunger. When the plunger is pulled back, it draws oil out of the reservoir through a suction check valve into the pump chamber. When the plunger moves forward, it pushes the oil through a discharge check valve into the cylinder. The force created by the pressure in the cylinder chamber lifts the load.