Patent ID: 9616258
Date: 2017-04-11
CPC Classifications: A41D,A62B,B65H,Y10T

Claim:
1. A face mask comprising: an elastic nonwoven sheet having an elongated shape, a central portion, first and second lateral end portions each flanking the central portion on opposite sides, a first opening in the first lateral end portion, and a second opening in the second lateral end portion; and a filtering web portion bonded to the central portion of the elastic nonwoven sheet, wherein the filtering web portion is bonded to the central portion in a manner such that the central portion has a reduced elongation in at least one direction relative to the first and second lateral end portions, wherein the filtering web portion has at least two pleats, and wherein the elastic nonwoven sheet has at least two cuts in the central portion and wherein a number of cuts is the same as a number of pleats.