| 摘要 |
A respirator having a faceseal which is detachable from the mask (10). The seal member (14, 22, 31, 41, 50) is accommodated in a pair of grooves defined by flaps (20, 43, 54) formed in the mask (10). Alternatively the flaps may be formed in a faces seal carrier (62), the arrangement being that the carrier can be bonded to the mask post forming. Ridges (23, 33) and corresponding grooves may assist in effecting the required seal. The arrangement permits using a profiled faceseal and maintaining the profile.
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