How do pneumatic chairs work

Then, with a hammer or rubber mallet, start tapping around the edge of the tapered bottom of the cylinder. Try not to hit dead center where the retainer clip is. Keep tapping around the edges to loosen the unit so you can pull the column from the base. This will release the piston from the cylinder. To do this, tap around the edge of the top of the piston with a rubber mallet to loosen it.

You can use WD 40 to make this easier. The final step is to go online, find a replacement cylinder, and insert it back into your wheelbase and seat. You can even find a bunch of standard replacement gas chair cylinders on Amazon. But if you have any questions or need a specific size cylinder or more obscure unit for your chair, we recommend dealing with a chair parts specialist. Hopefully, this primer on gas cylinders will help you appreciate this all important component of your height-adjustable office or gaming chair.

In This Post show. What is a gas cylinder? How does a pneumatic cylinder work? Parts of a Gas Cylinder. Replacing a gas cylinder Gas Cylinder Sizes.

Weight Capacity. Removing the Old Cylinder. But these are one in a million types of cases. And, they never happen in the office either. The only time cylinders explode is during factory testing. One of the most common office chair problems is that the cylinder can no longer hold your weight.

The more likely reason, though, is that the mechanics of the cylinder are worn out. When this happens, your cylinder becomes too weak to hold the gas spring or piston in place.

This is why whenever you add weight, your chair will sink. Sure, you can replace your cylinder. Pneumatic replacements are easier to find, and hydraulics are longer lasting. We built To Ergonomics with your comfort and wellbeing in mind. Our mission is to improve your health and your workflow by helping you create a supportive and welcoming environment. Save my name, email, and website in this browser for the next time I comment. To Ergonomics is reader-supported. When you buy through links on our site, we may earn an affiliate commission.

Read more. It helps give the chair its structure… And, more importantly, it allows you to adjust the height of your chair for better ergonomics. Pneumatic chairs are adjustable using a lever generally situated just below the seat. This lever moves the seat up and down in a fluid motion. But how does this work?

There are quite a few components that are incorporated into a pneumatic chair! They are:. Gas cylinders, or pneumatic cylinders, are devices that take the pressured power of compressed gas and force it through a chamber which then moves a piston in the required location.

When the lever on the chair is pressed, the gas is pushed in and out of the chamber, facilitating this movement. If an office chair is used every day and is quite old, the height adjustment might be the first thing to go.

Depending on how old the chair, you could either send it back to the manufacturer, fix it yourself or….