AIR FLOWING-SENSING UNIT AND CLEANING APPARATUS HAVING THE SAME
摘要
<p>An air flowing-sensing unit, which senses an amount of air flowing or an pressure for air flown into the cleaning apparatus by a suction motor or an impeller and informs a user of a time for emptying a dirt collecting receptacle of dust or dirt and/or a time for cleaning or replacing a filter with a new one, and a cleaning apparatus having the same are disclosed. The unit includes an air flowing pipe to fluidly communicate an air flowing passage of a cleaning apparatus with outside, and an indicator disposed in the air flowing pipe to lift according to an change in amount of air flowing or air pressure generated by air movement in the air flowing passage and to lower due to own weight thereof.</p>
