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:
Jul. 07, 2015

Filed:

Apr. 11, 2011
Applicants:

Larry A. Parmeter, Broken Arrow, OK (US);

Dan A. Merrill, Claremore, OK (US);

Michael R. Rumbaugh, Claremore, OK (US);

Chad A. Craig, Tulsa, OK (US);

Inventors:

Larry A. Parmeter, Broken Arrow, OK (US);

Dan A. Merrill, Claremore, OK (US);

Michael R. Rumbaugh, Claremore, OK (US);

Chad A. Craig, Tulsa, OK (US);

Assignee:

BAKER HUGHES INCORPORATED, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 13/08 (2006.01); F04B 53/18 (2006.01); F04D 13/10 (2006.01); F04D 29/041 (2006.01); F16C 17/04 (2006.01); F16C 33/10 (2006.01); F04D 13/06 (2006.01);
U.S. Cl.
CPC ...
F04B 53/18 (2013.01); F04D 13/08 (2013.01); F04D 13/086 (2013.01); F04D 13/0633 (2013.01); F04D 13/10 (2013.01); F04D 29/041 (2013.01); F16C 17/04 (2013.01); F16C 33/1065 (2013.01); F16C 33/107 (2013.01);
Abstract

In aspects, the present disclosure provides an apparatus for handling axial thrust in rotating equipment. The apparatus may include a thrust bearing and a runner having a contact surface engaging the thrust bearing. The runner may include passages extending between the contact surface and an opposing surface of the runner. The apparatus may further include a lock ring assembly that has channels in communication with the passages of the runner. In certain embodiments, one or more cavities may be formed on the contact surface of the runner. The cavities may be in communication with the internal passages of the runner. In aspects, the present disclosure provides a method for handling axial thrust in a pump assembly. The pump assembly may include a thrust bearing assembly that may include a runner having a contact surface engaging a thrust bearing pad. The method may include flowing a lubricating fluid to the contact surface using at least one internal passage formed in runner.


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