Personal Respiratory Protection Device
First Claim
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1. Personal respiratory protection device for use by a wearer, comprising:
- a respirator body having a periphery, a filter media, forming at least part of the respirator body, and a gasket, the gasket being located at the periphery and extending along at least a portion of its length,wherein the gasket is formed of a flexible elastomeric material and is contoured, the contour comprising a ridge that projects away from the periphery, and wherein the ridge is adapted to be deformable and deform towards the periphery.
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Abstract
The present invention relates to a personal respiratory protection device, in particular, such a device comprising a respirator body having a periphery, a filter media, forming at least part of the respirator body, and a gasket, the gasket being located at the periphery and extending along at least a portion of its length.
14 Citations
21 Claims
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1. Personal respiratory protection device for use by a wearer, comprising:
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a respirator body having a periphery, a filter media, forming at least part of the respirator body, and a gasket, the gasket being located at the periphery and extending along at least a portion of its length, wherein the gasket is formed of a flexible elastomeric material and is contoured, the contour comprising a ridge that projects away from the periphery, and wherein the ridge is adapted to be deformable and deform towards the periphery. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21)
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15. (canceled)
Specification