Patent · US Active

Platform and blade for a bladed wheel of a turbomachine, bladed wheel and compressor or turbomachine comprising such a bladed wheel

US8348619B2 · kind B2 · utility

13Cited by

2References

11Claims

0Family size

Assignee

TECHSPACE AERO · BE

Inventors

Alain Derclaye · Couthuin, BE
Philippe Ernst · Henri-Chapelle, BE

Key dates

Filing date	Dec 24, 2008
Grant date	Jan 8, 2013
Priority date	—
Expiry date	Nov 8, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A platform for a bladed wheel of a turbomachine including a drum and blades of hammer-head attachment type, the foot of which is retained in a circumferential groove of the drum, having bearing and/or retaining faces cooperating with the drum is disclosed. The platform includes at least two openings spaced apart circumferentially and each able to receive the foot of a blade, whereby it constitutes a multiple-blade platform in the form of a piece separate from the blades.

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