Pneumatic leakage indicator for pneumatically operated decubitus system, has pneumatic drive unit and display element, where pneumatic drive unit moves in linear manner, and is coupled with mechanical display element

摘要

The pneumatic leakage indicator has a pneumatic drive unit and a display element (19). The pneumatic drive unit moves in a linear manner, and is coupled with the mechanical display element. An essential base element of the pneumatic drive unit is a rolling diaphragm (5). The rolling diaphragm has an integrated sealing element (4) at a foot.