Patent · US Expired

Blade root seal

US4743166A · kind A · utility

28Cited by
17References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1984
Grant dateMay 10, 1988
Priority date
Expiry dateDec 20, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S416/50
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A rotor assembly comprising a disk, blade, and seal is disclosed. The disk has a circumferential blade retaining slot disposed therein. The blade includes an airfoil and root separated by a platform so that the root is mountable within the slot and the platform extends beyond the root to first and second opposite ends. The seal generally contacts the slot and platform and extends circumferentially from the root to the first end.

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