摘要 |
FIELD: rocketry. SUBSTANCE: proposed rocket engine gas vane contains fin, plate and shaft whose shank is provided with ring groove engaging with cylindrical projection and ring groove of plate. Expansion ring enclosing cylindrical projection and getting into ring groove is installed on plate on plate and fixed, for instance, by pins and it is located between ring groove of shaft, cylindrical projection and ring groove. Shanks is connected with expansion ring by threaded joint along ring groove. Expansion ring is fixed with plate and ring groove of shank shaft, for instance, by pins. EFFECT: provision of strong base surface for fastening shaft shank and transmission of control forces. 1 dwg
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