principle of operation of swivel chair lift chair

been able to lift, because the lifting device has a gas spring, gas spring is a kind of gas and liquid as the working medium, can play a supportive, cushion, brake height adjustment and angle adjustment and other functions of the elastic element, the basic principle is inside filled with high-pressure nitrogen, since the piston inside a through-hole, the gas pressure across the piston equal, but different cross-sectional area of ​​the piston on both sides, there is a termination piston rod and the other end does not, under gas pressure, the pressure to produce cross-sectional area of ​​the small side, which pressure rods stretch, people sit on the lift shaft to the pressure, then gently lift shaft fall, uniform speed, can be reduced to the lowest point. Not to force the lifting axle, lifting axle lift back to the highest point.

With this kind of gas spring release device, you can travel anywhere in the stop, and later stopped a great locking force (up to 10000N above).

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