发明名称 Safety debris collecting device
摘要 The present invention relates to a modular safety debris collecting device for a hand held rotary power tool especially for drilling into construction material such as ceiling, walls, floors, studs, drywall, concrete, wood, metal and masonry. The collecting device protects the power tool or power drill operator and anyone nearby from flung or falling debris ejected from the tool's rotary work element or drill bit. The device has 3 basic modular detachable units, elastic adaptor, flexible, resilient and compressible bellows and debris collector end section. The collector end section stores the adaptor and bellows when not in use.
申请公布号 US2007243031(A1) 申请公布日期 2007.10.18
申请号 US20060404684 申请日期 2006.04.14
申请人 YUN SONG-MOON 发明人 YUN SONG-MOON
分类号 B23B47/00 主分类号 B23B47/00
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