Filtering face-piece respirator having nose clip molded into the mask body
First Claim
Patent Images
1. A filtering face-piece respirator that comprises:
- (a) a harness; and
(b) a mask body that comprises;
(i) a filtering structure;
(ii) a plastic support structure that includes a nose portion that has first and second converging members that define an opening; and
(iii) a nose clip that has first and second ends and that is secured to the plastic support structure at the nose portion such that the nose clip is visible through the opening, the nose clip being secured to the plastic support structure by being molded thereabout at first and second ends.
1 Assignment
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Accused Products
Abstract
A filtering face-piece respirator 10 that comprises a mask body 12 and a harness 14. The mask body 12 includes (i) a filtering structure 18, (ii) a plastic support structure 16, and (iii) a nose clip 19 that is secured to the plastic support structure 18 by being molded therein. The inventive filtering face-piece respirator is beneficial in that it eliminates the need for an adhesive or welding step to secure the nose clip to the mask body.
68 Citations
18 Claims
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1. A filtering face-piece respirator that comprises:
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(a) a harness; and (b) a mask body that comprises; (i) a filtering structure; (ii) a plastic support structure that includes a nose portion that has first and second converging members that define an opening; and (iii) a nose clip that has first and second ends and that is secured to the plastic support structure at the nose portion such that the nose clip is visible through the opening, the nose clip being secured to the plastic support structure by being molded thereabout at first and second ends. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method of making a filtering face-piece respirator mask body, which method comprises:
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(a) providing a nose clip; (b) insert molding a plastic support structure about at least part of the nose clip; and (c) joining a filtering structure to the plastic support structure; wherein the support structure includes one or more members that define a perimeter, the support structure also having a nose portion that has an opening therein, the nose clip extending across the opening and being insert molded to the support structure at first and second ends of the nose clip. - View Dependent Claims (13, 14, 15, 16, 17, 18)
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Specification