Patent · US Active

Turbomachine nozzle

US8137062B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignee

General Electric Company · US

Inventors

Xiaoqiang Zeng · Beijing, CN
Jonathon E. Slepski · Clifton Park, US
Alexander Stein · Berlin, DE

Key dates

Filing date	May 11, 2010
Grant date	Mar 20, 2012
Priority date	—
Expiry date	Nov 27, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49995
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A turbomachine includes a housing, and a plurality of turbomachine nozzles. At least one of the plurality of turbomachine nozzles includes a body having a first surface and an opposing second surface that extend between a first end and a second end. At least one of the first and second surfaces includes a profile having an angle of between about 3° and about 8° between a first line passing through the first end and a first position located between about 28% and about 38% from the first end and a second line passing through the first position and a second position located between about 53% and about 63% from the first end, and an angle of between about 10° and about 20° between the second line and a third line passing through the second position and a third position located between about 74% and about 84% from the first end.

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