Patent · US Active

Corrosion mitigation for gearbox

US10883178B2 · kind B2 · utility

0Cited by

16References

7Claims

0Family size

Assignee

SIKORSKY AIRCRAFT CORPORATION · US

Inventors

James L. Sullivan · Rochester, US
Robert Guillemette · Durham, US
Jinkyu Choi · Trumbull, US
Wayne E. Petroskey · East Haven, US
Eric K. Hansen · North Branford, US
Anthony G. Chory · Trumbull, US
Young Hanh Le Do · Westport, US

Key dates

Filing date	Jul 17, 2018
Grant date	Jan 5, 2021
Priority date	—
Expiry date	Jan 1, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24479
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A magnesium component of a rotary wing aircraft is provided including a groove including a first sidewall and a second sidewall arranged on opposing sides of a recessed opening. The first sidewall includes a deposit positioned adjacent the recessed opening. The deposit is formed by cold spraying one or more layers or powdered material within an area of the first sidewall from which material was removed.

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