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Introduced universal hydraulic jack
Feb 03, 2016

Universal hydraulic jack has little application in lifting height lifting. 3 oil which consists of 1, 2, pump, storage cavity 4, piston, 5 handle 6, valve and other major parts.

Work, as long as the pull handle back and forth, manual pump to keep the oil in the fuel tank, due to increased pressure within the fuel tank, forcing the piston and the piston upward movement with weight above. Open the return valve, high pressure oil in the fuel tank then flow back into the storage chamber, and heavy objects falling together with the piston.