Forehead support for facial mask
First Claim
1. A respiratory mask assembly for delivering breathable gas to a patient, comprising:
- a frame; and
a forehead support secured to the frame, the forehead support including;
a joining member secured to an upper portion of the frame; and
a cushion frame movably mounted to the joining member;
one of the joining member and the cushion frame including a pair of shafts and the other of the joining member and the cushion frame including a pair of openings, the pair of shafts being respectively received in the pair of openings to couple the cushion frame to the joining member and enable the cushion frame to move relative to the joining member;
wherein each of the shafts has a non-circular cross section including longitudinal edges that define a major longitudinal axis therebetween, the major longitudinal axis being angled forwardly of a vertical axis of one of the joining member and the cushion frame so as to angle toward a front portion of one the joining member and the cushion frame.
3 Assignments
0 Petitions
Accused Products
Abstract
A respiratory mask assembly includes a frame and a forehead support secured to the frame. The forehead support includes a joining member secured to an upper portion of the frame and a cushion frame movably mounted to the joining member. One of the joining member and cushion frame includes a pair of shafts and the other of the joining member and cushion frame includes a pair of openings. The pair of shafts are respectively received in the pair of openings to couple the cushion frame to the joining member and enable the cushion frame to move relative to the joining member. Each of the shafts has a non-circular cross section defining a major longitudinal axis that is angled forwardly of a vertical axis of one of the joining member and cushion frame so as to angle toward a front portion of one the joining member and cushion frame.
220 Citations
18 Claims
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1. A respiratory mask assembly for delivering breathable gas to a patient, comprising:
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a frame; and a forehead support secured to the frame, the forehead support including; a joining member secured to an upper portion of the frame; and a cushion frame movably mounted to the joining member; one of the joining member and the cushion frame including a pair of shafts and the other of the joining member and the cushion frame including a pair of openings, the pair of shafts being respectively received in the pair of openings to couple the cushion frame to the joining member and enable the cushion frame to move relative to the joining member; wherein each of the shafts has a non-circular cross section including longitudinal edges that define a major longitudinal axis therebetween, the major longitudinal axis being angled forwardly of a vertical axis of one of the joining member and the cushion frame so as to angle toward a front portion of one the joining member and the cushion frame. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 16, 17, 18)
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12. A method for assembling a respiratory mask assembly including a frame and a forehead support, comprising:
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providing a pair of slots that lead to a pair of openings in one of the frame and the forehead support; providing a pair of shafts on the other of the frame and the forehead support; orienting a vertical axis of one of the frame and the forehead support about 90°
with respect to the other of the frame and the forehead support;inserting the pair of shafts through the pair of slots and into the pair of openings; and pivoting the forehead support about a pivot axis defined by the pair of shafts to assemble the forehead support to the frame. - View Dependent Claims (13, 14, 15)
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Specification