Patent · US Expired

Turbomachine rotor assembly with two bladed-discs separated by a spacer

US6655920B2 · kind B2 · utility

18Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 2002
Grant dateDec 2, 2003
Priority date
Expiry dateJun 3, 2022

Classification

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

Abstract

A spacer (36) made to be installed between two permanently connected discs (31 and 32), without a bolted flange, and comprising axial thrust (43, 47) as well as outer radial thrust (45, 48) alignment surfaces (41). It comprises moreover an outer cover (37) to provide sealing and a cooling passageway, and stiffening tongues (38) which accommodate thrust loads.

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