Patent ID: 9457162
Filing Date: 2016-10-04
CPC Classification: A61M,A62B

Claim Text:
1. A respiratory mask assembly for delivering gas to a person, comprising: a rigid shell having an aperture; a plurality of resilient silicone cushions, each cushion sized and configured to be permanently attached to the rigid shell so as to form a co-molded unit defining a breathing chamber, each resilient silicone cushion being adapted to seal against a face of the person, each cushion having a main body connecting side that is similar to other cushions of the plurality of resilient silicone cushions and a face contacting side that differs from the other cushions in regard to at least one parameter; and a swivel elbow snap-fitted to the rigid shell in a releasable manner, thereby positioning the elbow in fluid communication with the breathing chamber, the elbow including a first end and a second end, the first end being received within the aperture of the rigid shell.