BURNHAM ROBERT THOMAS,GRANDJEAN-THOMSEN NICOLAS LO,KANG MARTIN
申请号：
NZ70893812
公开号：
NZ708938A
申请日:
2012.02.15
申请国别(地区):
NZ
年份:
2016
代理人:
摘要：
A vent arrangement for a mask used for positive airway pressure treatment of sleep disordered breathing, the vent arrangement being constructed and arranged to discharge exhaled gas from an interior of the mask to atmosphere, the vent arrangement comprising: a vent cap (130) including a first wall (132) and a dome portion extending upwardly from the first wall, the dome portion including a second wall (134) and a plurality of spaced supports (138) extending between the first wall and the second wall； and a plurality of vent holes, at least one of the vent holes provided between each of the supports. Each of the supports includes a width that gradually decreases moving away from a central axis of the vent cap.
