Though many brands no longer use these bags, the user will still have to remove the contents that have been captured in the cup and throw this in the trash. This will prevent clogging that may cause further damage to the machine. 2. Filtration systems are also another feature in the vacuum cleaner. This has be to be brushed or washed a few times before replacing it so the suction power in the machine is still the same the next time it is brought out to clean the house. A fan or a pump reduces the pressure, then creating a vacuum environment on the inside. This causes the outside air to rush into the empty space created inside. There are two types, the vertical type or the upright type, which is lightweight and the canister type or the cylinder type. The upright vacuums can be moved over the surfaces that will be cleaned. Another company that has become a household name is Electrolux, which has a huge product line and claims to have captured 25% of the market in household appliances. Not only does the firm sell its items in stores but also the sales force goes house to house in search of new clients. This makes the customer not only buy a vacuum cleaner but also other things that will work well when the homeowner is cooking, doing the laundry and cleaning around the home. And for the most excellent models of vacuum cleaners to choose from, Kenmore has them all available for you and more. Different types of vacuum cleaners from Kenmore allow you to enjoy convenience for almost all types of cleaning chores. Kenmore has several models of the ever popular canister vacuum cleaner for different types of homes. It may sound too technical or specialized, but being a vacuum cleaner dealer is not different from any common products requiring knowledge. It is not about learning about vacuum cleaner only, but it is about understanding people s unique needs. If you have been in the industry involving the services dealing with vacuum cleaners, then the career path is a serious business. But it was only in 1901 when the vacuum system was patented by British engineer H. Cecil Booth through a cleaner called Puffing Billy. He got the inspiration for the device from an almost similar cleaner that blew off dust from chairs. He thought that it would be even better if the device sucked it off instead.