Patent ID: 9078548
Filing Date: 2015-07-14
Classification: A47L,B01D

Abstract:
1. A dust collecting apparatus comprising: a housing comprising an inlet part through which air is sucked and a dust separating chamber which separates dust from the air sucked through the inlet part; a filter disposed at an upper portion of the housing so as to filter fine dust contained in the air passing through the dust separating chamber; a cover to cover the upper portion of the housing and comprising a filter installation part in which the filter is installed and a catching rib which is provided at the filter installation part; a filter cover which is rotatably hinged to an upper portion of the cover to prevent the filter from being exposed; and a closing prevention rib which is rotatably hinged to the filter cover and rotates to close the filter cover, wherein when the filter is installed and the closing prevention rib contacts with an upper surface of the filter while closing the filter case, the closing prevention rib slides along the upper surface of the filter so that the filter case closes, and when the filter is not installed and the closing prevention rib contacts with an upper surface of the filter installation part while closing the filter case, the closing prevention rib slides along the upper surface of the filter installation part and is restricted by the catching rib to prevent the filter cover from closing.