FIELD: machine building.
SUBSTANCE: proposed device comprises support with sleeve, moving tube displacing relative to said sleeve. Said sleeve is attached to tube and supported by its section extending inside said pipeline. Moving tube may displace inside or outside said sleeve. Note here that aforesaid support is coupled with pipeline. Said sleeve runs inside said pipeline or support. Sleeve directs fluid through, in particular, through holes drilled in sleeve to be shut off by said moving tube. Proposed device may be operated with all types of fluid.
EFFECT: simplified installation, servicing and repair.
15 cl, 11 dwg
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