Respiratory mask seal and mask using same
First Claim
Patent Images
1. A facial seal comprising:
- a first end portion;
a second end portion adapted for sealing engagement with a face of a user; and
a sidewall extending between the first end portion and the second end portion, and wherein at least one of the first end portion, the second end portion, and the sidewall is formed from an elastomeric material having an elongation of at least 1000%
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Accused Products
Abstract
A seal and a mask using a seal that includes a first end portion adapted to be coupled to a seal support, a second end portion adapted for sealing engagement with a face of a user, and a sidewall extending between the first end portion and the second end portion. The first end portion, second end portion, sidewall, or any combination thereof is formed from an elastomeric material having an elongation of at least 1000%. The seal preferably formed from a unitary piece of elastomeric material.
134 Citations
36 Claims
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1. A facial seal comprising:
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a first end portion;
a second end portion adapted for sealing engagement with a face of a user; and
a sidewall extending between the first end portion and the second end portion, and wherein at least one of the first end portion, the second end portion, and the sidewall is formed from an elastomeric material having an elongation of at least 1000% - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A respiratory mask comprising:
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(a) a mask body; and
(b) a seal operatively coupled to the mask body, the seal comprising;
(1) a first end portion adapted to be coupled to a seal support, (2) a second end portion adapted for sealing engagement with a face of a user, and (3) a sidewall extending between the first end portion and the second end portion, and wherein at least one of the first end portion, the second end portion, and the sidewall is formed from an elastomeric material having an elongation of at least 1000%. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
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32. A respiratory mask comprising:
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a mask body; and
sealing means, operatively coupled to the mask body, for sealing against a user, wherein a portion of the sealing means contacting the user is defined by an elastomeric material having an elongation of at least 1000%. - View Dependent Claims (33, 34)
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35. A facial seal comprising:
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a first end portion;
a second end portion adapted for sealing engagement with a face of a user;
a sidewall extending between the first end portion and the second end portion, and wherein at least one of the first end portion, the second end portion, and the sidewall is formed from a first elastomeric material; and
a reinforcement member formed from a second elastomeric material operatively coupled to the first end portion, the second end portion, or the sidewall, wherein the reinforcement member is operatively coupled to the first end portion, the second end portion, or the sidewall by a two-shot injection molding process or an over-molding process.
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36. A method of forming a facial seal comprising:
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providing a seal defined having a first end portion, a second end portion adapted for sealing engagement with a face of a user, and a sidewall extending between the first end portion and the second end portion, wherein at least one of the first end portion, the second end portion, and the sidewall is formed from a first elastomeric material;
providing a reinforcement member formed from a second elastomeric material; and
joining the reinforcement member to the first end portion, the second end portion, or the sidewall of the seal by a two-shot injection molding process or an over-molding process.
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Specification