Breathing mask forehead bearing element comprises pad or concaved element held by ball- or elastomer-hinged holder to distribute surface pressure.

摘要

The bearing element (2) is tippably held by a holder (1) as swivel or elastomer-hinged component ball joint. The bearing element (2) is designed as pad or concaved to distribute required surface pressure on the forehead. Two integrally joined bearing elements can be used and in this case have an integrated hinge joint, specifically close to the force line of the bearing pressure. The profile of the bearing element prevents it being sucked down onto the forehead and can for this purpose by repeatedly perforated.