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amazingcleansc
Guest
Does "air muscle" really work? according to the dyson website, the beater bar and cleaning head operate independently, maximizing vacuum and agitation. have any of you seen this working?
Ryan said:Wait until bissel copies it and buy one for $50.
sweendogg said:That is what I mean, dyson uses to independent motors or a powertransfer system that keeps the speed of the brush rool indepdendent of the speed of the vacuum, while some vacuums use the same shaft to drive the vacuum fan as well as the beater bar brush. like the classic sanitaire.