Once full, the chamber has to be cleaned like the maintenance done to vacuum cleaners with bags. It only goes to show, whether you choose to buy any of the two kinds of vacuum cleaner, the truth about emptying and clearing the vacuum cleaner is still a part of having the equipment. The choice of getting bagless vacuum cleaner is not advantageous to people with allergy. Comparison of vacuum cleaners will unfold different advantages and disadvantages, but basically one will choose a favorite brand to another. Various vacuum cleaners are the outcome of ingenuity and inventive skills of designers to alleviate hardship in doing household chores. Vacuum cleaners had been invented to remove soil particles in areas such as floors, walls and gaps, and carpets. The basic idea is still there but due to the changing fashions, the development of science and advances in technology, vacuum cleaners have evolved to be a revolutionary invention that altered forever the way people clean. Today "Puffing Billy" would be put to shame by vacuum cleaners that are ten times smaller yet many times more powerful. An insight immediately came into mind, What if every household will have the good chance to own one like it, life will be easier and happy. Leave the rest to history, for that single idea in selling the vacuum cleaners house to house has revolutionized into what is at present quality brand in appliance, Electrolux. " Manually operated, a person need to compress a bellows-like contraption in order to suck in the dust, which will pass through a flexible pipe. This is perhaps the closest thing at that time to the modern vacuum cleaner. A year after, American janitor James Murray Spangler, created an electric version of the vacuum cleaner with the use of a fan, a bax and a pillow case. Given that the company has been in operation for more than 70 years, a Kirby s owners club has been established helping people who have this at home acquire replacement parts as well as offering it to the new generation. The latest model being introduced to the consumer is the generation 3 model. This comes with an aluminum design and power assisted motor.