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:
Dec. 30, 2014
Filed:
Apr. 27, 2012
Applicant:
Albrecht Heinrichs, Erkelenz, DE;
Inventor:
Albrecht Heinrichs, Erkelenz, DE;
Assignee:
MHwirth GmbH, Erkelenz, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 11/00 (2006.01); F04B 17/00 (2006.01); F04B 47/02 (2006.01); F04B 9/02 (2006.01); F04B 23/00 (2006.01);
U.S. Cl.
CPC ...
F04B 9/02 (2013.01); F04B 47/02 (2013.01); F04B 23/00 (2013.01);
Abstract
A pump system configured to deliver drilling fluid in at least one of a driving well and a drilling well includes a pump unit, a rotary drive device configured to drive the pump unit, and a gearbox comprising a driving gear and an driven gear. The rotary drive device is operatively connected to the pump unit by the gearbox.