Patent · US Active

Pump

US9593694B2 · kind B2 · utility

0Cited by

5References

12Claims

0Family size

Assignee

Sulzer Management AG · CH

Inventors

Thomas Welschinger · Radolfzell, DE
Marcelo Inforsati · Porto, BR

Key dates

Filing date	Apr 4, 2014
Grant date	Mar 14, 2017
Priority date	—
Expiry date	Apr 30, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04D29/628
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A pump including an outer housing having an outlet chamber with an outlet connector, and including a first part pump and a second part pump connected thereafter, with the first and second part pumps being arranged in the outer housing, a separating element which can be arranged between the first and second part pumps and a rotor shaft which is rotatably arranged in the first and second part pumps. In accordance with the invention, the outer housing, the first part pump and the separating element bound a first pressure chamber and the outer housing, the second part pump and the separating element bound a second pressure chamber and the first and second pressure chambers are designed and arranged such that the outlet chamber is formed as a single high-pressure region of the pump.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.