How Many Types of Vacuum Pumps Are There?
How many types of vacuum pumps are there? This is a question that I get asked quite often, so I thought I would write an article to address the question. First of all, let me explain what a vacuum pump is and how it works. Vacuum pumps are devices that are used to move liquid or gas from one end of a container to the other. There are two basic types of vacuum pumps : positive displacement. A positive displacement pump is one that features a spiral arm. It features a piston that actually pushes the fluid through a particular tube. These types of pumps typically operate via an air cushion. A positive displacement vacuum cleaner has a very good efficiency rating, however, it does have a reputation for sucking up debris that may be larger than the tube that is contained within. A displacement vacuum cleaner is different. These types of vacuum cleaners work in a different way. They do not have a spiral arm, and they do not use an air cushion. Instead, they use a suction head that pushes a f