Patent · US Active

Shroud retaining pin extraction systems and methods

US8870171B2 · kind B2 · utility

1Cited by
19References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 2011
Grant dateOct 28, 2014
Priority date
Expiry dateAug 12, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T408/89
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The present application provides an extraction system for removing a retaining pin from a turbine engine. The extraction system may include a pin extraction fixture and a drill such that the pin extraction fixture positions the drill about the retaining pin. The pin extraction fixture may include a collet and one or more expanders positioned thereabout.

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