Patent · US Active

Additive manufactured integrated rub-strip for attritable engine applications

US10954810B2 · kind B2 · utility

1Cited by

6References

14Claims

0Family size

Assignee

RAYTHEON TECHNOLOGIES CORPORATION · US

Inventors

Lawrence A. Binek · Glastonbury, US
Matthew B. Kennedy · Vernon, US
Evan Butcher · Suffield, US
Jesse R. Boyer · Middletown, US
Vijay Narayan Jagdale · South Windsor, US
Dmytro Mykolayovych Voytovych · Rocky Hill, US

Key dates

Filing date	Dec 17, 2018
Grant date	Mar 23, 2021
Priority date	—
Expiry date	Feb 15, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A unitary rub strip comprises a casing having an inner surface and an outer surface opposite the inner surface; a unitary rub strip is formed integral with the casing proximate the inner surface, wherein the unitary rub strip comprises a modified structure within the casing configured to abrade responsive to an interaction with a rotating element.

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