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:
Sep. 25, 2018
Filed:
Mar. 21, 2014
Applicant:
Halliburton Energy Services, Inc., Houston, TX (US);
Inventor:
Kennedy J. Kirkhope, Nisku, CA;
Assignee:
Halliburton Energy Services, Inc., Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/08 (2006.01); E21B 4/00 (2006.01); E21B 7/06 (2006.01); F16C 33/76 (2006.01); F16C 19/30 (2006.01); F16C 23/08 (2006.01);
U.S. Cl.
CPC ...
E21B 4/003 (2013.01); E21B 7/06 (2013.01); E21B 7/062 (2013.01); F16C 19/30 (2013.01); F16C 23/08 (2013.01); F16C 33/76 (2013.01); F16C 2352/00 (2013.01);
Abstract
An apparatus including a housing, a shaft rotatably extending through the housing, and a rotary seal assembly contained within the housing for providing a seal between the housing and the shaft. The shaft is capable of an amount of tilting within the housing about a tilting focal point which is axially located along the housing at an axial focal point position. The rotary seal assembly is axially located along the housing at an axial rotary seal position. The axial rotary seal position is substantially axially coincident with the axial focal point position.