The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 1987
Filed:
Feb. 18, 1987
Gerald S Baker, Houston, TX (US);
Cameron Iron Works, Inc., Houston, TX (US);
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.