发明名称 NOZZLE BLOCK
摘要 FIELD: manufacturing technology.SUBSTANCE: invention relates to valve industry, specifically to normally closed valves, and can be used in machine building, for example in rocket engineering. Nozzle block consists of cases tightly interconnected by common inlet branch pipe by welding. Gates are installed in housings. Seats with flexible rings are installed in grooves of housings with tension. Sealing rings are pressed with slit springs.EFFECT: reduction of generator gas leakage through sealing rings and seat with flexible shell ring and leakage of control helium through sealing rings, which enable to reduce weight of liquid propellant engine.4 cl, 1 dwg
申请公布号 RU2587729(C1) 申请公布日期 2016.06.20
申请号 RU20150112995 申请日期 2015.04.08
申请人 OTKRYTOE AKTSIONERNOE OBSHSHESTVO "KONSTRUKTORSKOE BYURO KHIMAVTOMATIKI" 发明人 GONCHARIK NIKOLAJ IVANOVICH;MARTYNOV VALERIJ VYACHESLAVOVICH
分类号 F16K17/40;F02K9/48 主分类号 F16K17/40
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