A demand regulator (100) for a breathing device (10) is disclosed, comprising: a diaphragm device (110) operatively connected with a valve device (108); a diaphragm biasing spring (130) configured to apply a biasing force to the diaphragm device (110); and a bias adjustment device (132) configured to adjust compression or deformation of the diaphragm bias spring (130), thereby adjusting a bias force applied to the diaphragm device (110). A breathing mask (18) comprising the demand regulator (100) and a breathing apparatus (10) comprising the demand regulator (100) are also disclosed.
公开了一种用于呼吸装置(10)的需求调节器(100),其包括:隔膜装置(110),与阀装置(108)操作性地连接;隔膜偏压弹簧(130),配置成向隔膜装置(110)施加偏压力;以及偏压调节装置(132),配置成调节隔膜偏压弹簧(130)的压缩或变形,从而调节施加到隔膜装置(110)的偏压力。还公开了一种包括需求调节器(100)的呼吸面罩(18)以及一种包括需求调节器(100)的呼吸装置(10)。
Demand regulator
需求调节器
2025-05-13
Patent
Electronic Resource
Chinese