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:
Oct. 29, 2013
Filed:
Jan. 06, 2011
Applicants:
Thomas D. Pate, Austin, TX (US);
Raul G. Longoria, Austin, TX (US);
Richard Smalling, Houston, TX (US);
Jeffrey R. Gohean, Austin, TX (US);
Inventors:
Thomas D. Pate, Austin, TX (US);
Raul G. Longoria, Austin, TX (US);
Richard Smalling, Houston, TX (US);
Jeffrey R. Gohean, Austin, TX (US);
Assignee:
The Board of Regents of the University of Texas Systems, Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 17/00 (2006.01); F04B 35/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Systems and methods including a motor or electromagnets to control the movement of one or more pistons in a pumping chamber. The pumping chamber may include a pump inlet and a pump outlet in fluid communication with the pumping chamber. Surfaces on a piston or pumping chamber may include hydrodynamic bearing surfaces.