Patent · US Active

Close coupled gearbox assembly for a tip turbine engine

US7959406B2 · kind B2 · utility

8Cited by

110References

3Claims

0Family size

Assignee

UNITED TECHNOLOGIES CORPORATION · US

Inventors

Gabriel L. Suciu · Glastonbury, US
Lawrence E. Portlock · Bethany, US
Brian D. Merry · Andover, US

Key dates

Filing date	Dec 1, 2004
Grant date	Jun 14, 2011
Priority date	—
Expiry date	Nov 13, 2027

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/40311
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A gearbox assembly (90) closely couples a fan-turbine rotor assembly (25) and an axial compressor rotor (46) to reduce the overall engine length and minimizes the number of engine bearings.

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