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:
Mar. 26, 2019

Filed:

Jul. 20, 2016
Applicant:

Weatherford Technology Holdings, Llc, Houston, TX (US);

Inventors:

Michael C. Knoeller, Humble, TX (US);

Gabriel Lugo, Katy, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01); F04B 53/16 (2006.01); F04B 47/02 (2006.01); F04B 53/10 (2006.01);
U.S. Cl.
CPC ...
F04B 53/16 (2013.01); E21B 43/129 (2013.01); F04B 47/02 (2013.01); F04B 53/10 (2013.01);
Abstract

A valve assembly includes a valve body having a first port and a second port, the first port forms a fluid pathway from a first surface of the valve body to a second surface of the valve body, and the second port forms a fluid pathway from the second surface of the valve body to a third surface of the valve body. The valve assembly also includes a first plate having a first blocking member, the first blocking member configured to block the first port at the first surface of the valve body when the first plate is in a first closed position. The valve assembly also includes a second plate having a second blocking member, the second blocking member configured to block the second port at the second surface of the valve body when the second plate is in a second closed position.


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