| 摘要 |
PROBLEM TO BE SOLVED: To provide a device which collects powderly dust derived from a foam resin material, immediately after its occurrence.SOLUTION: A powderly dust collection device comprises: a static electricity generator 3 mounted on an attachment 2 part of a demolition heavy machine 1; an electrification gun 31; an electrically neutral dust collecting cover 4 surrounding the attachment 2 part; and an electrically neutral sucking sheet 5 installed around the heavy machine. |
