Patent · US Active

Turbine blade fastening for a turbomachine

US8926285B2 · kind B2 · utility

1Cited by
7References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 16, 2010
Grant dateJan 6, 2015
Priority date
Expiry dateAug 9, 2031

Classification

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

Abstract

A turbine blade fastening is provided. The turbine blade fastening include a blade root implemented in a fir tree design, which includes anchoring teeth implemented toward the blade casting tip such that the height of the anchoring teeth is reduced toward the blade casting tip. The anchoring teeth are designed for fitting into corresponding recesses in a rotor.

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