FIELD: technological processes.
SUBSTANCE: invention relates to contact ring seal system, which includes contact ring seal, having rotating contact ring (2) and fixed contact ring (3), which between sealing surfaces (21, 31) define sealing gap (4), shaft coupling system (5) including a shaft composite bushing having a first annular bushing portion (51) and a second annular bushing portion (52), which are connected to each other by means of locking connection (6), at that, rotating contact ring (2) is located on shaft bushing system (5), and wherein locking connection (6) has at least one locking projection (6) and containing locking recess (60) locking recess (61) to enable locking of first part (51) of sleeve and second part (52) of sleeve.
EFFECT: invention provides for easier installation and dismantling of the system.
11 cl, 6 dwg
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