Patent · US Active

Airfoil for a compressor blade

US8523531B2 · kind B2 · utility

5Cited by

5References

5Claims

0Family size

Assignee

ALSTOM Technology Ltd · CH

Inventors

Marco Micheli · Schöfflisdorf, CH
Luis Frederico Puerta · Baden, CH
Wolfgang Kappis · Fislisbach, CH

Key dates

Filing date	Dec 23, 2009
Grant date	Sep 3, 2013
Priority date	—
Expiry date	Jul 3, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2250/70
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An improved second stage airfoil for a compressor blade having a unique chord length (CD), a stagger angle (γ), and camber angle (Δβ). The stagger angle (γ) and camber angle (Δβ) provide improved aerodynamics while the chord length (CD) provides for reduced airfoil weight.

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