FIELD: mechanical engineering. ^ SUBSTANCE: face seal comprises ring groove that is made on the outer side of toroidal ring in front of the butt between rotating and irrotational friction rings and is connected with the ring groove in the rotating ring through radial and axial passages. ^ EFFECT: reduced leakage through the seal. ^ 2 dwg
申请公布号
RU2288394(C2)
申请公布日期
2006.11.27
申请号
RU20040133773
申请日期
2004.11.18
申请人
NATSIONAL'NYJ UNIVERSITET VODNOGO KHOZJAJSTVA I PRIRODOPOL'ZOVANIJA
发明人
STRELETS VLADIMIR NIKOLAEVICH;POKHIL'CHUK IGOR' ALEKSANDROVICH;STRELETS OLEG ROMANOVICH
