Valve trim adjustor for a poppet control valve

Details Valve trim adjustor for a poppet control valve Valve trim adjustor for a poppet control valve

2008-08-08

2011-10-11

Fristoe, Jr., John (Department: 3753)

Valves and valve actuation

Limit stop

Adjustable

C251S060000, C251S284000, C251S335300, C251S129120

Reexamination Certificate

active

08033525

ABSTRACT:
A control valve having an external valve trim adjustor is provided. The control valve comprises a valve shaft comprising a contact member extending in a direction transverse to the valve shaft, a stationary valve cap adapted to receive the valve shaft, an adjustment member coupled to the valve cap, and a stop plate coupled to the contact member and threadedly coupled to the adjustment member, the stop plate positioned at least partially between the adjustment member and the contact member and adapted to position the contact member away from the valve cap in response to manipulation of the adjustment member.

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