FIELD: transport.
SUBSTANCE: invention relates to divers' breather with air feed from the surface. Portable breather comprises compressor with electric drive and surface inlet, vessel connected with compressor outlet, storage battery, hose, breathing mechanism kept by diver mouth and connected with hose, level comparator, variable voltage generator and annunciator. Comparator inputs are connected with storage battery and external controlled threshold. Comparator outputs are connected with annunciator and variable voltage generator connected by its output with compressor electric drive.
EFFECT: higher reliability, improved conditions of operation.
3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PORTABLE BREATHER | 2012 |
|
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| METHOD OF CONTROL OF SPACECRAFT SOLAR BATTERY POSITION AND SYSTEM FOR REALIZATION OF THIS METHOD | 2005 |
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