Patent ID: 8276611

Claim:
A fluid flow control valve comprising: a housing defining an inlet chamber and an outlet chamber spaced from said inlet chamber with said outlet chamber disposed along an outlet axis; a flow control device defining a fluid passage interconnecting said inlet chamber and said outlet chamber for controlling a fluid flow rate of a fluid between said inlet chamber and said outlet chamber; and an adjustment mechanism coupled to said flow control device to adjust the fluid flow rate; said housing further defining an opening and a bore extending from said opening along a plane intersecting said outlet axis with said flow control device and said adjustment mechanism disposed within said bore and said adjustment mechanism operable through said opening, said bore including a threaded portion and a smooth portion; said adjustment mechanism including a head disposed in said bore, said head being removable from said bore through said opening for removing said flow control device from said bore through said opening; and said head including threads directly threadedly engaging said threaded portion of said bore and a seal directly sealing against said smooth portion of said bore and being longitudinally fixed relative to said threads such that said seal moves with said head along said bore during threaded movement of said head relative to said bore.