Choke and improved needle tip therefor

Details Choke and improved needle tip therefor Choke and improved needle tip therefor

F - Mech Eng,Light,Heat,Weapons

16

K

251/71

F16K 43/00 (2006.01) F16K 1/38 (2006.01) F16K 1/48 (2006.01)

Patent

CA 1291977

Abstract The improved choke includes a body with an internal valve chamber, an inlet and an outlet communicating through the body into the valve chamber, a valve seat surrounding the opening of the outlet into the valve chamber, and a valve member mounted within said body to move toward and away from said valve seat to control flow therethrough, means for moving the valve member in said body, the valve member having a stem and a replaceable, wear-resistant tip which is provided with a sleeve insert secured within the stem opening and having internal threads which mate with external threads on the end of the stem, the tip recess includes a groove into which a portion of the sleeve insert is swaged to secure it tightly into the tip.

546254

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