Patent · US Active

Blade angle setting for a turbomachine

US8075264B2 · kind B2 · utility

1Cited by

5References

9Claims

0Family size

Assignee

TECHSPACE AERO · BE

Inventors

David Depaepe · Herstal, BE
Philippe Ernst · Henri-Chapelle, BE

Key dates

Filing date	Dec 21, 2007
Grant date	Dec 13, 2011
Priority date	—
Expiry date	Oct 11, 2030

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/30
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A straightener blade for a turbomachine, comprising a platform arranged at a radially external end of the blade and adapted to be engaged in a annular groove of a housing, and a threaded rod radially extending outwardly from the platform and adapted to pass through an orifice of the housing in order to receive a fixing nut, the upstream and downstream edges of the platform each comprising a protrusion extending in the plan of the platform in order to limit the rotation of the platform in the groove when the nut screwed on the threaded rod is tightened.

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