发明名称 AIR FILTER DEVICE AND VIDEO PROJECTOR USING AIR FILTER DEVICE
摘要 An air filter device including a first air filter that captures dust from intake air and includes a rim, a filtering surface surrounded by the rim, and a grid dividing the filtering surface into a plurality of sections. A base includes an opening, through which air is drawn, and a frame, which surrounds the opening. The first air filter is coupled to the frame at an upstream side of the opening. A cleaner includes a rotation brush that moves along an upstream surface of the first air filter while rotating to remove dust from the first air filter. A support contacts and supports the rim and the frame at a downstream side of the first air filter against pressing forced applied to the first air filter by the rotation brush.
申请公布号 US2011299040(A1) 申请公布日期 2011.12.08
申请号 US201113153719 申请日期 2011.06.06
申请人 NISHIHATA YOSUKE;MIYANAGA AKIRA;ARIOKA YOSHIHARU;SANYO ELECTRIC CO., LTD. 发明人 NISHIHATA YOSUKE;MIYANAGA AKIRA;ARIOKA YOSHIHARU
分类号 G03B21/16;B01D46/42 主分类号 G03B21/16
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