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.

Date of Patent:
Oct. 23, 2001

Filed:

Nov. 06, 1998
Applicant:
Inventor:

Danny D. Beaver, Tyler, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21K 1/20 ;
U.S. Cl.
CPC ...
B21K 1/20 ;
Abstract

A valve in valve assembly. The assembly comprises a housing having an internal passage, a valve body in the housing and movably operable to control process fluid flow through the passage, and a chamber in the valve body. The chamber is open to the passage at a first chamber end. A valve core in the chamber controls service fluid flow the chamber.


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