FIELD: valving systems.
SUBSTANCE: valve comprises housing with inlet passage for fluid and outlet passage, duct between the passages, movable valve made for permitting movement with respect to the duct, movable rod of the valve provided with a number of teeth, and stroke-arresting device. The stroke of the valve can be controlled from outside of the housing so that the teeth adjustment provides definite positions corresponding to the precise flow control. The device for arresting the stroke is additionally provided with teeth on the rod. The stroke arresting device also has yoke connected with the movable rod by means of a thread.
EFFECT: enhanced precision.
22 cl, 15 dwg
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Authors
Dates
2007-06-10—Published
2002-11-15—Filed