| 摘要 |
FIELD: emergency and rescue jobs; rescue of personnel of damaged submarine in rescue outfit. SUBSTANCE: wet suit of rescue outfit includes load-bearing envelope, bleeder valve and pressure relief unit. Pressure relief unit has body with seat and non-return valve, adjustable diaphragm with control ring, spring- loaded bellows and differential unit. Fixed bottom of bellows is secured to body. Differential unit is connected with control ring and movable bottom of bellows by means of rods. EFFECT: improved operating characteristics; enhanced safety in rescue of submarine personnel. 1 dwg |
