Patent · US Active

Additive manufacture proprotor blade

US11059566B2 · kind B2 · utility

0Cited by

1References

19Claims

0Family size

Assignee

Bell Textron Inc. · US

Inventors

Christopher Edward Foskey · Keller, US
Andrew Maresh · Lewisville, US

Key dates

Filing date	Oct 2, 2019
Grant date	Jul 13, 2021
Priority date	—
Expiry date	Feb 18, 2040

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB33Y80/00
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An exemplary proprotor blade assembly includes a structural skin extending spanwise from a root to a tip and along a chord from leading edge to a trailing edge and a structural core positioned inside of the structural skin, the structural skin comprising hex-shaped structures oriented normal to the structural skin.

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