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1901年，在伦敦一个火车站，举行了一次新式除尘器的公开表演。这种除尘器就是把灰尘吹跑，当它在火车车厢里使用时，扬起的灰尘几乎叫人透不过气来，当时人群中有一位发明家──赫伯布斯心想，吹尘不行，那么反过来吸尘行不行呢？回家后他就试用手帕蒙住口鼻，趴在地上用嘴猛
In 1901 a public performance of a new dust collector was held at a train station in London. This kind of dust collector blows the dust away. When it is used in the train compartment, the dust raised is almost breathless. At that time, there was an inventor in the crowd ─ ─ Hebbsi thought, blowing dust does not work , Then vacuuming okay? After returning home he tried handkerchief to cover his nose and mouth, lying on the floor with his mouth fierce