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. 17, 2013
Filed:
Dec. 02, 2009
Applicants:
Andrew Dale Riley, Eufaula, OK (US);
Clifton D. Eggleston, McAlester, OK (US);
Inventors:
Andrew Dale Riley, Eufaula, OK (US);
Clifton D. Eggleston, McAlester, OK (US);
Assignee:
National Oilwell Varco, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01B 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pump cylinder liner apparatus includes a replaceable sleeve captured between two cylinder hull portions that are releasably coupled to allow access to the sleeve for replacement. An elastomeric material or tube may be disposed between the sleeve and the two coupled hull portions for radial compressive pre-loading of the sleeve upon assembly and during operation.
Riley, Andrew. (2013). Replaceable sleeve for a cylinder liner (U.S. Patent No. 8534184). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8534184
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile