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:
May. 04, 2021

Filed:

May. 26, 2020
Applicant:

Texas Institute of Science, Inc., Richardson, TX (US);

Inventors:

Simon Oman, Ljubljana, SI;

Marko Nagode, Ljubljana, SI;

Jernej Klemenc, Ljubljana, SI;

Franc Majdic, Ljubljana, SI;

Marko Hocevar, Ljubljana, SI;

Ales Gosar, Ljubljana, SI;

Andrej Skrlec, Ljubljana, SI;

Laslo Olah, Richardson, TX (US);

Assignee:

Texas Institute of Science, Inc., Richardson, TX (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 47/06 (2006.01); F04B 27/067 (2006.01); F04B 27/10 (2006.01); E21B 43/12 (2006.01);
U.S. Cl.
CPC ...
F04B 47/06 (2013.01); E21B 43/128 (2013.01); F04B 27/0673 (2013.01); F04B 27/1018 (2013.01); F04B 27/1072 (2013.01);
Abstract

A submersible pump assembly for transference of a fluid medium with low viscosity is disclosed. In one embodiment, the submersible pump assembly includes a cylinder block having cylinders and pistons. A drive shaft is rotatably supported in the cylinder block and coupled to a drive unit. An inclined leading plate is coupled to the pistons and the drive shaft such that the pistons are configured to be axially driven in a reciprocating motion within the cylinders upon rotation of the inclined leading plate. A suction chamber and a pressure chamber are each located in fluid communication with the cylinders. In one operational mode, the fluid medium is transferred from the suction chamber to the pressure chamber during the reciprocating motion of the pistons, when the pistons are active. In another operational mode, the fluid medium is circulated through the suction chamber.


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