Patent · US Active

Gearing arrangement and method for manufacturing the gearing arrangement

US11187158B2 · kind B2 · utility

0Cited by

4References

15Claims

0Family size

Assignee

ROLLS-ROYCE DEUTSCHLAND LTD & CO KG · DE

Inventors

Jonas Schwengler · Berlin, DE
David J. Krueger · Arlington Heights, US
Michael Nique · Berlin, DE

Key dates

Filing date	Jul 1, 2019
Grant date	Nov 30, 2021
Priority date	—
Expiry date	Oct 9, 2039

Classification

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

Abstract

A gearbox assembly for a gas turbine engine comprises a planetary gearbox having at least one ring gear and at least one planet gear, which exerts a force on the ring gear in the direction of a force vector as it rolls on said ring gear; and a holding device for fastening the at least one ring gear on another structure, having a first section, which extends in the axial direction on one side of the force vector and/or of a straight-line extension thereof, and having a second section, which extends in the axial direction on the other side of the force vector and/or of the straight-line extension thereof. A gas turbine engine and a method for producing a gearbox assembly are furthermore made available.

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