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公开(公告)号：US20180021608A1
公开(公告)日：2018-01-25
申请号：US15547543
申请日：2015-02-09
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Xiaoping Zhou , Tian Tian , Hans Yin , Fan Yang , Mingming Wang
CPC classification number: A62B23/025 , A41D13/113 , A41D13/1146 , A41D13/1161 , A41D2500/30
Abstract: Various embodiments of a filtering face-piece respirator and a method of forming such respirator are disclosed. In one or more embodiments, the filtering face-piece respirator can include a mask body. The mask body can include an inner cover web, an outer cover web, and filter media enclosed between the inner cover web and outer cover web such that the filter media does not extend to an edge of the mask body.
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公开(公告)号：US20170303608A1
公开(公告)日：2017-10-26
申请号：US15518253
申请日：2014-10-16
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Jian Liang Chen , Ryan D. Kracht , Donald S. Oblak , Sharon N. Mitchell , Hans Yin , Nitin Mathur
CPC classification number: A41D13/113 , A41D13/1161 , A62B23/025 , A62B23/06
Abstract: One or more embodiments of a respirator and a method of making the respirator are disclosed. The respirator can include a harness (60) including first and second straps (62, 64); a mask body (12) including right and left portions (16, 18) on each side of a centerline (24), where the right and left portions (16, 18) are bounded by a perimeter (24) of the mask body (12); a right tab (30) that extends from a right side perimeter segment (26) of the perimeter (24) of the mask body (12) adjacent the right portion (16); and a left tab (40) that extends from a left side perimeter segment (28) of the perimeter of the mask body (12) adjacent the left portion (18). The first strap (62) of the harness (60) is attached to the right and left tabs (30, 40) at first right and left attachment locations (50, 52), and the second strap (64) is attached to the right and left tabs (30, 40) at second right and left attachment locations (54, 56).
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