公开(公告)号：US20180021859A1

公开(公告)日：2018-01-25

申请号：US15542725

申请日：2016-01-14

Applicant: GERFLOR

Inventor： Alain Rivat ,  Olivier Ceysson ,  Sébastien Metayer

IPC: B23B47/34

CPC classification number: B23B47/34 ,  B08B15/04 ,  B23B45/00 ,  B23B2210/00 ,  B23Q11/0071

Abstract: The invention relates to a device for retaining dust created by a drilling operation, comprising a closed envelope defining a space for receiving said dust, said envelope comprising a rear face for applying to a wall to be drilled, and a front opposing face through which a drill bit penetrates for the actual drilling operation.The envelope contains a gel suitable for being mixed, by the rotation of the drill bit, with the dust from the drilling operation.