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Question:

There are several principle chair?

There are several principle chair?

Answer:

Support bar chair is made of hydraulic principle! Just like the jack of a car. If it does not rise, it will be that the hydraulic pound valve is closed! Such a situation will not explode!The explosion occurred mainly because of the closure of the hydraulic rod, the damage of the valve, or the damage of the slot. The reason that the internal pressure is too large, the lifter is jacked up!
Thread principle:Equal to a right angled triangle, with a right angled edge, horizontal, and sloping, corresponding to the thread.Swivel generally divided into half and two swivel chair. Half chair is able to rotate 90 degrees around the front. The chair is able to rotate 360 degrees to the chair.Usually: head, back, chair, armrest, supporting rod (gas bar), shaft, five claws, claw wheels.Swivel classification:The swivel chair can be divided into categories according to the applicable occasions: work chair, staff chair, chair, chair.

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